While on a college field trip to collect beetles, he found salamanders. He became an authority and later grew alarmed by the disappearance of many amphibians.
Elaborate feather microstructures allow male tanagers to enhance their colors, making them seem as if they are higher quality mates.
New generations of a critically endangered species of songbird are failing to learn the tunes they need for courtship. It could lead to extinction.
In “A Zoologist’s Guide to the Galaxy,” Arik Kershenbaum uses his knowledge of the various species here on Earth to speculate about what might exist out there.
A study shows that pretending to be immobile — sometimes for an hour or more — helps larvae of insects called antlions outlast hungry predators.
Eyeless roundworms may have hacked other cellular warning systems to give themselves a form of color vision.
Scientists don’t know yet whether the mutation makes the variants more contagious, but they are concerned that it might.
Researchers grew clusters of brain cells in the lab with a gene carried by our ancient ancestors.
We can thank our heads and shoulders — and not just our knees and toes — that we evolved to run as well as we do.
New studies underscore how coronaviruses frequently mix their genetic components — which could contribute to the rise of dangerous variants.
The father of evolutionary theory held women to be intellectually inferior to men, with one notable exception. Michael Sims explains.
On some Japanese islands where lizards live, the ones that fear predators have higher body temperatures that help them run faster.
Researchers have produced the most comprehensive platypus genome yet, as well as that of another monotreme, an echidna.
Before someone hung it up in your home, some animal had to get it into the canopies where it thrives to this day.
Officials in Britain and South Africa claim new variants are more easily transmitted. There’s a lot more to the story, scientists say.
Some tree crickets amplify their calls with leaves, giving them an opportunity to mate that they otherwise might miss.
In Simon Baron-Cohen’s “The Pattern Seekers,” the psychologist posits that the systematizing part of our brain, so pronounced in people with autism, might be what makes us unique.
While people deliberately breed plants, a team of researchers say humans have inadvertently prompted this one to develop camouflage.
A surprise clutch of eggs has solved a century-old leaf insect mystery.
The coronavirus is not a shape shifter like the flu virus, but it could become vaccine resistant over time. That prompts researchers to urge vigilance.
The 86-year-old primatologist says it takes more than having opposable thumbs to save our planet.
The lizards have complicated a rule of thumb that in evolution, once you lose a body part, you don’t regain it.
While later dinosaurs in this lineage were giant herbivores with tiny brains, this small species packed a lot more power in its skull.
Just about any other living thing would be liquefied at the forces this insect can withstand.
The large arachnids have long been thought to be colorblind, but new evidence suggests they can perceive each others’ brilliant coloring.
The career of the coronavirus so far is, in Darwinian terms, a great success story.
SARS-CoV-2 has been slowly changing in small ways, without getting more dangerous.
To adapt to life in the Andes Mountains, some South American species go into exceptionally deep torpor to save energy.
They’re the first animals known to turn food into extra limbs.
A study of startle displays hints at why provoked creatures have such a wide range of reactions.
By studying the numerous ways animals keep their eyes wet and healthy, scientists hope to help address human vision problems.
A recent analysis of the flippers of living and extinct marine animals shows the enduring power of “baby mittens.”
The coolest reptiles on the planet occasionally freeze solid.
Commingling tissues and blood would normally prompt a massive immune response. These deep sea lovers found a workaround.
“A Dominant Character,” by Samanth Subramanian, recounts the turbulent life of J.B.S. Haldane, the great British biologist and political activist.
An extinct version of the smallpox virus dating to 1,400 years ago prompts speculation about viruses becoming more lethal over time.
Many mammals that have loud calls to deceive other animals seem to have a particular learning style in common.
The thistledown velvet ant, which is actually a wasp, resembles creosote fuzz. But mimicry isn’t the reason, a new study suggests.
Researchers have found fish that absorb more than 99.9 percent of the light that hits their skin.
Animals called caecilians may have been among the first vertebrates on land to lace their bites with venom.
Paternal care has evolved dozens of times in aquatic life, and is more common than maternal or combined parenting.
Humans and other species have a gene mutation that lets them digest alcohol. In other species, it’s missing.
A preliminary report posted online claimed that a mutation had made the virus more transmissible. Geneticists say the evidence isn’t there.
They didn’t have blowholes, but an ancient lineage of crocodilians returned to the oceans in a manner similar to some marine mammals.
Only if we give it one. The coronavirus is neither good nor bad. It wants only to reproduce.
Whether siblings are of the same sex or not can affect how much time children spend with their parents, romantic relationships and risk-taking, research shows.
Four reproductive tales from the animal kingdom, where sealing the deal doesn’t always turn out so great for one partner.