animals

If cocaine affects sharks at all, it does so as an anesthetic, not as a stimulant.

Lab-grown meat may work better as a complement to animal agriculture rather than a replacement of it.

Hybrid animals emerge when two different species from the same family reproduce. For many years, the kunga’s lineage was just another genetic mystery. 

The space‑specific neurons in the owl’s specialized auditory brain can do advanced math.

Felicia had a job to do.

A dog’s breed isn’t as predictive of behavior as many think it is. Environment and upbringing play a much larger role.

A marine reptile fossil from Svalbard challenges ideas about evolution and Earth’s greatest mass extinction.

Quantum physics is starting to show up in unexpected places. Indeed, it is at work in animals, plants, and our own bodies. 

For better and worse, the Columbian Exchange plugged the Americas into the global system — and there was no going back.

It is generally ineffective, occasionally poisonous, and driving numerous species to the brink of extinction.

Genetic profiles of many dog breeds appear as if siblings mated.

A photographer captured Bern’s eclectic and charming feline structures.

In the ongoing battle against PTSD, a potential new weapon emerges: a nasal spray loaded with neuropeptide Y.

Primatologist Frans de Waal inadvertently popularized the term “alpha male.” Now, he’s debunking common stereotypes to explain what an “alpha male” really is — empathetic and protective.

Rich data on the global state of our feathered friends presents plenty of bad news — but also some bright spots.

If you think you know what sex, gender, and “the right thing to do” for trans youth and adults are, be sure it agrees with actual science.

Tardigrades can completely dehydrate and later rehydrate themselves, a survival trick that scientists are harnessing to preserve medicines in hot temperatures.

Energy balance is the greatest arbiter of weight gain. Embrace the “oinker diet.”

Numerous videos online show that squid undergo a dramatic color-changing effect after being stunned or killed.

The intensely white coloration of the shrimp is a remarkable feat of bioengineering.

Within a month of that initial conversation, Peter Singer became a vegetarian.

The first-of-its-kind approval could change how we think about gene-edited foods.

500 sheep were slaughtered to produce the 2,060 pages of the “Codex Amiatinus,” a Latin translation of the Bible.

The “island rule” hypothesizes that species shrink or supersize to fill insular niches not available to them on the mainland.

The discovery has enormous implications for the development of novel anti-anxiety medications.

Billy was a local celebrity in the early 1900s. And he might have been a murderer.

Nobody knows where the word “penguin” comes from.

It depends on how you define it.

The puzzle of play The purpose of play — for children, monkeys, rats or meerkats — has proved surprisingly hard to pin down. Scientists continue to toss around ideas.

By studying the oldest animals, researchers hope to pinpoint factors affecting human longevity.