Some snakes lack the ‘hunger hormone.’ Experts are hungry to know why

Snakes would do great on Survivor. These animals can last weeks — even months — without food. A couple of recently discovered genetic changes may help. Certain snakes and some…

A sea turtle boom may be hiding a population collapse

Around the world, many conservationists are celebrating increases in sea turtle population growth. Cape Verde in West Africa now has 100 times as many loggerhead turtle nests each year as…

A bonobo’s imaginary tea party suggests apes can play pretend

Humans may not be the only primates with the power to imagine. During a make-believe tea party, a bonobo named Kanzi kept track of invisible juice and imaginary grapes, researchers…

Some dung beetles dig deep to keep their eggs cool

In the face of global warming, some dung beetles may already have a survival strategy.  As temperatures rise, temperate rainbow scarabs bury their dung deeper, keeping developing young inside dung…

These beetle larvae lure in bees by mimicking flowers

Like wily perfumers, a parasitic beetle’s larvae create floral aromas to lure in bees. Plants are known to cosplay as animals, but this rare discovery could be the first known…

Canadian humpback whales thrive with a little help from their friends

For one population of whales, teamwork makes the dream work. Decades after commercial whaling nearly drove them to extinction, a feeding behavior known as bubble netting is helping a group…

Spider silk-making organs evolved due to a 400-million-year-old genetic oops

Spiders’ ability to spin webs may be one consequence of a really big genetic mistake. A close look at the genetics and development of spinnerets — spiders’ silk-making organs —…

Some vaccines are making progress in protecting vulnerable species

Southern elephant seal pups were among the first to die when a deadly strain of avian influenza arrived in the Crozet Islands in 2024. But as the virus spread across…

How Greenland sharks defy aging

When it comes to bucking the biological ails of aging, humans could learn something from Greenland sharks.

Animals experience joy. Scientists want to measure it

Citations S.L. Winkler et al. Bonobos tend to behave optimistically after hearing laughter. Scientific Reports. Published online June 26, 2025. doi: 10.1038/s41598-025-02594-8. X.J. Nelson et al. Joyful by nature: approaches…