look at this fucking insect war

look at this fucking biblical shark birth

Photograph by Rodger Klein, Getty Images
A captive female zebra shark has displayed asexual reproduction for the fourth year running.
Read National Geographic's article about this astoundingly common process.

look at this fucking mimicry arms race

An octopus mimicking a fish becomes the background to another fish's mimicry. My head hurts.

look at these fucking suckling cubs

Courtesy of Aaron Buckley

look at this fucking good-natured grizzly

True, this may be a Kodiak, but alliteration trumps biological accuracy.

Courtesy of Casey Catelli.

look at this fucking biscuit

I'm breaking my own rule and posting a photo I took of something cute and friendly. So sue me.

look this fucking vertically-challenged canine