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All about animals and the world of animals.

Anatomy16
Animal Diversity69
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Ecology21
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A microbe that may be on its way to becoming a virus

What’s the bare minimum needed for life? Scientists may have just found the answer in a tiny archaeon named Candidatus Sukunaarchaeum mirabile. This...

AnatomyEvolution

No wings, no keel: How the bird sternun reveal the loss of flight

Flightless birds show a deterministic reduction in keel size and sternum curvature as body mass increases. When birds give up flight, they don’t...

Evolution

Why birds living on islands tend to be smarter than their mainland cousins

Imagine escaping to an island. You’d need to outsmart new predators, seize novel food sources, and cope without escape routes—perhaps only your brain...

Chipmunk
EcologyEvolution

What Chicago’s rodents are teaching us about Evolution

Can animals evolve fast enough to keep up with the changing city? A new study on chipmunks and voles in Chicago digs deep—literally...

Image courtesy: Cooke Inc.
EcologyPhysiology

How fish guts help shape the ocean’s chemistry

The surprising role of deep-sea osmoregulation in the marine carbon cycle When we think of ocean carbon cycling, our minds tend to drift...

Coelacanth
AnatomyAnimal DiversityEvolution

We were wrong! Coelacanth is reshaping our evolutionary story

For decades, the African coelacanth (Latimeria chalumnae) has been hailed as a “living fossil,” a rare window into the deep evolutionary past of...

Animal Diversity

Spider or a Peacock?

Maratus volans is a member of the group known as peacock spiders. Males of this species courts females by expanding a pair of...

Animal DiversityEcologyEthology

Brittle stars stealing from Jelly fishes!

Occassionally, brittle stars are seen in the body of jelly fishes. Interesting fact is the food sources of brittle stars seems to be...

Anatomy

Meninges, the protector of brain

The function of the meninges is to cover and protect the brain. It also encloses and protects the vessels that supply the brain....

Animal Diversity

Long horned orb-weaver

The long horned orb-weaver, Macracantha arcuata, is also known as the curved spiny spider. It has two long spines extend from its sides....

AnatomyAnimal DiversityMarine Biology

Morphology of Limulus

Horseshoe crabs live primarily in and around shallow coastal waters on soft sandy or muddy bottoms. They occasionally come onto shore to mate. Horseshoe...

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