As Apennine brown bears learned to co-exist with humans in central Italy, they evolved to become smaller and less aggressive, according to a new DNA study.
Researchers found Moreton Bay in Australia is a critical nursery for migrating humpback whales, raising the issue of stronger protection of the coastal waters.
A newly discovered sea anemone secretes a substance that becomes a hardened home for hermit crabs. The animals have a mutually beneficial relationship.
The kiwi is probably the bird that least resembles a bird: it has tiny wings, doesn’t fly and looks like it has hair instead of feathers. Read more about it.
Cristina Ortiz - based in Granada, Spain - is EarthSky's defender of animals with her "lifeform" videos at EarthSky YouTube. Discover the most fascinating facts about all the beings with whom we share Earth. Are you ready for the adventure? Cristina has been an EarthSky.org editor since 2021. She has a master’s degree in translation and interpreting, specializing in science and technology. "Since I was a kid," she says, "I could feel that passion for science and communication."