Evolutionary Biology

Researchers propose a new evolutionary reason for why many underfed lab animals live longer

This weeks post is a guest post from the wonderful E.E. Giorgi of Chimera blog I AM MY MOTHER'S CHIMERA. CHANCES ARE, SO ARE YOU For years now the concept of a "genetic chimera" has sparked the imagination of writers: the idea that an individual could harbor his/her own twin is creepy and intriguing at the [...]

I have had extensive turtle guilt of late - that is, there just haven't been enough turtles on Tet Zoo for a while… by which I mean, there haven't been any.

High-speed video reveals why flies are so hard to swat

A spider-like arachnid fossil helps explain the evolutionary path of modern harvestmen, often called 'daddy longlegs'

Analysis of an ancient thylacinid's skeleton suggests that the marsupial had a very powerful bite despite its small size
 

Is it time to add two more species to the list of recent extinctions? New research indicates that two critically endangered fish species may now be extinct in the wild following the destruction of their only habitats.

Paleontologist Neil Shubin's 2008 book Your Inner Fish: A Journey into the 3.5-Billion-Year History of the Human Body comes to PBS in a three-part series airing April 9, 16th and 23rd. Steve Mirsky reports

 

A parasitic phytoplasma deploys proteins to manipulate the plants it infects as well as the insects that spread the microbe

Here’s something you don’t see every day: video footage of the critically endangered Myanmar snub-nosed monkey (Rhinopithecus strykeri), a species that was only discovered in 2010.

"Put him back on ice..." -- Evil Hydra scientist Arnim Zola speaking about Bucky Barnes in Captain America: The Winter Soldier There's a great convergence of activities occurring right now.

There's something about humpback whales that makes them seem so peaceful. Just elegant, wonderful creatures that wouldn't hurt a soul, unless that soul happens to be contained by a small fish or a delicious crustacean.