Featured in biology

Dipping shortening-covered hands in ice water
fungus-colonized plants
A black rhinoceros adult and calf in the desert
A webby, pink-and-orange mock-up of what the universe might look like.
A brown-eyed individual holding a mug
an infrared heat map of butterfly wings
Jewel beetle.
a tiny organism with four nubbin legs
African grey parrot.
A Spanish-American family photographed in New Mexico in 1940.