How could this fossil's soft tissue be preserved so well?

7yr ⋅

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What could cause a forest of bent trees?

9yr ⋅

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Why does a coconut have exactly three holes?

9yr ⋅

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Is it possible that by mutation a human could see infrared or other 'colours'?

8yr ⋅

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What is this crawling next to my house?

8yr ⋅

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Why can't we see in low light if staring long enough?

8yr ⋅

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Why are these trees leaning, but no trees around them are?

7yr ⋅

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Can beavers control the direction a tree falls?

9yr ⋅

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Beetle identification - Kakadu NP, NT, Australia

7yr ⋅

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Identifying a thin, black, worm-like creature with a hammer-shaped head

7yr ⋅

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Ripening bananas artificially: What is the biological theory behind?

10yr ⋅

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What made this black cluster on a leaf?

8yr ⋅

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How does a tiny spider interpret/cope with gravity?

7yr ⋅

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UK - What type of spider is this?

7yr ⋅

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Garden Mushroom Identification

7yr ⋅

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What is this colourful insect with a large thorn?

7yr ⋅

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Can you identify this wasp-like insect?

7yr ⋅

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What spider is this? Is it dangerous to humans?

8yr ⋅

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What is this bird called?

7yr ⋅

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What is this raptor on a building in California?

7yr ⋅

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Name this green giant insect hanging on the wall

7yr ⋅

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Understanding Enzyme saturation curve

7yr ⋅

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Species ID: Buckyball-like fungus

9yr ⋅

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Help identify this worm-like thing

9yr ⋅

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Small jumping bugs inside Swiss flat

7yr ⋅

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Online phylogenetic tree of human lineages

8yr ⋅

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Identify an insect (beetle?)

7yr ⋅

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What kind of bug or insect is this?

7yr ⋅

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Owl identification

7yr ⋅

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Identification of an insect (?)

8yr ⋅

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Could someone help me identify this insect?

7yr ⋅

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Please identify this moth from Bangladesh

7yr ⋅

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What bird is this?

7yr ⋅

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The Identity of this Lepidopteron

7yr ⋅

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ID a marine creature found on a beach on the US east Coast

7yr ⋅

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What's this black, white and orange beetle?

7yr ⋅

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Additive genetic variance components from LMER in R

10yr ⋅

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What is the name of this tree with compound leaves?

7yr ⋅

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How do animals know who their child is?

7yr ⋅

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What causes this acorn disease?

8yr ⋅

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Why should a tumor look like a crab?

10yr ⋅

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Species Identification: Red velvety insect, India

8yr ⋅

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What have the L-systems (Lindenmayer systems) been actually used for in biology?

9yr ⋅

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Darwin's first sketch of a phylogenetic tree

8yr ⋅

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Identify hematophagous insect

8yr ⋅

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What kind of flower is this?

7yr ⋅

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Why do crabs spit?

9yr ⋅

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Caterpillar identification: Peru

7yr ⋅

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Why does human chromosome 19 have the second highest number of protein-coding genes?

8yr ⋅

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What type of insect is this? Is it ant or something else?

7yr ⋅

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Insect identification (SP/Brazil)

7yr ⋅

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Help identify these (two) fishes - Netherlands

7yr ⋅

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Big Bug from Peru

8yr ⋅

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Can you Identify this Creature?

10yr ⋅

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Why do bacteria produce H2O2?

8yr ⋅

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Do babies resemble their father?

9yr ⋅

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What's this insect (Oregon, USA)?

8yr ⋅

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What is this insect from India called?

7yr ⋅

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What sections of the brain can be removed without causing instant death?

7yr ⋅

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What is this insect? Found in Peru

9yr ⋅

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Bug ID? Lower New York

7yr ⋅

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DNA as a digital storage medium; sequences algorithmically avoided for safety reasons (or should be)?

7yr ⋅

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Can you identify this species?

7yr ⋅

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How can soft tissue exist in dinosaur fossils?

7yr ⋅

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Are there any examples in nature of two polypeptides joining into a single, continuous, third polypeptide?

7yr ⋅

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Can anyone identify this locust / grasshopper in Florida, USA?

7yr ⋅

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Why aren't plants' roots as diverse as leaves?

9yr ⋅

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What is the name of this flowering plant?

7yr ⋅

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Insect identification (Brazil, orthoptera?)

7yr ⋅

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Identification of an insect found near Shirdi, Maharashtra

7yr ⋅

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Is Chargaff's rule really applicable?

8yr ⋅

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Are these birch or aspen trees?

8yr ⋅

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What kind of fish is this?

8yr ⋅

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What are the requirements for a stable carbon cycle in sealed bottle gardens`?

10yr ⋅

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Can anyone identify this spider?

8yr ⋅

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Identification of a small to mid-sized, yellow moth species found in India at monsoon season

8yr ⋅

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Species ID: Cape Town mystery insect

10yr ⋅

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What is this black shelled insect found in Western Arkansas?

8yr ⋅

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Moth that resembles a leaf. What species is this?

7yr ⋅

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Identification of an unusual tree

7yr ⋅

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What kind of spider is this (reddish spider)?

7yr ⋅

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Can a lizard shed a regrown tail again?

9yr ⋅

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Please identify this bird

7yr ⋅

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What is this animal? Reminds me of a crab because of the way it crawls but it looks like a plant.

7yr ⋅

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Why do cockroaches flip over when they die?

12yr ⋅

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Black spider identification

8yr ⋅

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Tropical Plant Identification

7yr ⋅

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Names of different cyclins

7yr ⋅

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Plant identification in UK

7yr ⋅

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Why does size decrease across the sequence of human chromosomes?

9yr ⋅

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Identification of insect

7yr ⋅

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What is the name of this plant has dazzling look like leaves?

7yr ⋅

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What is this flying animal that hovers like a hummingbird?

7yr ⋅

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What kind of red and black insect is in the photo?

7yr ⋅

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Hemoglobin oxygen affinity curve

7yr ⋅

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What is the point of Meiosis II, considering Meiosis I already produced haploid cells?

7yr ⋅

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Horned Mohawk looking insect. What is it?

10yr ⋅

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Average dimensions of the human back (anthropometry)

10yr ⋅

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How does a neuron change as you learn?

9yr ⋅

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ID flying insect found in Belgium

8yr ⋅

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what is the meaning of VIP-cre::LSL-TOM::SOMGFP(GIN) mice?

7yr ⋅

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Can you identify this bee?

7yr ⋅

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Cockroach-like insect identification (India)

8yr ⋅

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What is this creature?

8yr ⋅

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Bird ID (greenish passerine, Sacramento, CA)

8yr ⋅

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Where is the H+ ion in this step of glycolysis coming from?

8yr ⋅

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What is this spider I found in Idaho?

8yr ⋅

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What flower is this?

7yr ⋅

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Why is the human ear most sensitive to 4000 Hz tones?

8yr ⋅

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What are primary amino acids and secondary amino acids? Context: analysis of amino acid content using reversed-phase HPLC

7yr ⋅

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What is this blue-green bioluminescent jellyfish I saw at Aquarium of the Pacific?

8yr ⋅

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How can Valonia ventricosa cells get so big?

10yr ⋅

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Standard Free energy of hydrolysis of phosphoenolpyruvate (PEP)

7yr ⋅

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What plant is this, seen at the Allan Gardens?

7yr ⋅

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By just looking at an unlabeled picture, how do you know it is a protein?

8yr ⋅

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What's the name of this bug?

8yr ⋅

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How close genetically is the most human-like chimpanzee to the most chimp-like human?

8yr ⋅

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Why do squirrels have twitchy bushy tails?

9yr ⋅

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I found a bug on my bedroom floor. Is this a bedbug?

7yr ⋅

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Can anyone identify this bird?

10yr ⋅

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Which insect is this?

8yr ⋅

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Identification of a Kakadu bird

7yr ⋅

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What's the name of this bug from Toronto, Canada?

9yr ⋅

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What could cause spiral tree growth?

9yr ⋅

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What species is this large bug? (South India)

8yr ⋅

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is this an insect?

7yr ⋅

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What kind of (cinnamon?) tree is this?

7yr ⋅

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Why does a high osmotic pressure pull water in, yet a high hydrostatic pressure pushes water out?

7yr ⋅

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What is this fruit / nut?

7yr ⋅

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Bird Identification

7yr ⋅

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What's the name of this tree?

7yr ⋅

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Is this some sort of fungus?

8yr ⋅

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What kind of fish is this, caught in Cape Coral, Florida?

7yr ⋅

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