Researchers have found three new species of miniature salamanders from the mountain forests of Oaxaca, Mexico.
Small fish dominated oceans following a mass extinction 359 million years ago. This suggests small fish actually have an evolutionary advantage over larger marine predators.
In a collaborative effort by 11 institutions, a new Tree of Life has been created, merging more than 500 existing, small maps of life-form evolution on this planet. It's available online.
Despite their long, long time on Earth, sharks and ray-finned fishes are losing in the competition of species proliferation. An evolutionary biologist has findings regarding land vs. water, and predictions for other biodiversity patterns.