The Trigger That Makes an Octopus Mom Self-Destruct

Researchers are gaining a better understanding of the biochemical processes that precede female octopuses’ deaths after they lay and then tend their eggs.

#anatomy-and-physiology, #biology-and-biochemistry, #current-biology-journal, #octopus, #reproduction-biological, #research, #your-feed-animals, #your-feed-science

Why Whales Don’t Choke

Scientists have discovered a new anatomical structure that allows lunge-feeding whales to take in massive amounts of water without choking.

#anatomy-and-physiology, #animal-behavior, #current-biology-journal, #research, #respiratory-system, #throat, #whales-and-whaling, #your-feed-animals, #your-feed-science

‘Major Discovery’ Beneath Antarctic Seas: A Giant Icefish Breeding Colony

Scientists discovered a mammoth nesting ground with an estimated 60 million icefish nests in the Weddell Sea.

#animal-behavior, #antarctic-regions, #current-biology-journal, #fish-and-other-marine-life, #reproduction-biological, #seals-animals-and-sealing, #your-feed-animals, #your-feed-science

How Bat Moms Give Bat Pups Their Sense of Direction

Scientists were surprised to discover that at least one bat species carries its young to an unsupervised drop-off point night after night.

#animal-behavior, #animal-cognition, #bats, #current-biology-journal, #israel, #navigation, #reproduction-biological, #research, #your-feed-animals, #your-feed-science

These Singing Lemurs Have Rhythm

For the first time, researchers have found a nonhuman animal that seems to have a sense of the beat.

#animal-behavior, #animal-cognition, #current-biology-journal, #evolution-biology, #lemurs, #madagascar, #max-planck-institute-for-psycholinguistics, #music, #ravignani-andrea, #research, #your-feed-science

Why Exercise Alone Isn’t Enough to Lose Weight

Our bodies compensate for at least a quarter of the calories we expend during exercise, undermining our best efforts to lose weight by working out.

#calories, #current-biology-journal, #exercise, #weight

Female Hummingbirds Avoid Harassment by Looking Like Males

Among white-necked Jacobin hummingbirds, those with plumage that resembles colors found on males get harassed less.

#animal-behavior, #current-biology-journal, #hummingbirds, #reproduction-biological, #research, #your-feed-animals, #your-feed-science

‘Totally Surprising and Rather Horrifying’: Giant Tortoises Eat Baby Birds

For the first time, scientists in the Seychelles captured footage of one of the hulking reptiles stalking and killing a helpless chick.

#animal-behavior, #anna-zora, #birds, #current-biology-journal, #galapagos-islands, #hunting-and-trapping, #justin-gerlach, #research, #seychelles-islands, #turtles-and-tortoises, #video-recordings-downloads-and-streaming, #your-feed-animals, #your-feed-science

This Rattlesnake Dares You to Call Its Bluff

Scientists designed a virtual reality experiment to understand just how tricky rattlesnakes can be.

#audio-recordings-downloads-and-streaming, #current-biology-journal, #evolution-biology, #research, #snakes, #virtual-reality-computers, #your-feed-animals, #your-feed-science

What If You Could Become Invisible to Mosquitoes?

Using Crispr, scientists have taken the first step toward creating a mosquito that is blind to human hosts.

#crispr-dna, #current-biology-journal, #eyes-and-eyesight, #global-warming, #mosquitoes, #your-feed-animals, #your-feed-health, #your-feed-science

This Tiny Creature Survived 24,000 Years Frozen in Siberian Permafrost

The microscopic animals were frozen when woolly mammoths still roamed the planet, but were restored as though no time had passed.

#animals, #current-biology-journal, #microbiology, #research, #siberia, #temperature, #your-feed-animals, #your-feed-science

On the Verge of Extinction, These Whales Are Also Shrinking

The few living North Atlantic right whales are smaller than previous generations, and some show signs of severely stunted development.

#anatomy-and-physiology, #atlantic-ocean, #current-biology-journal, #endangered-and-extinct-species, #fishing-commercial, #research, #whales-and-whaling, #your-feed-science

The Last Creature You’d Expect Left Mysterious Trails on the Ocean Floor

Something with no legs, no feet and no skeleton is crawling around down there, scientists say.

#arctic-regions, #current-biology-journal, #fish-and-other-marine-life, #marine-biology, #norway, #research, #your-feed-animals, #your-feed-science

Baby Mammoths Were Meals for These Saber-Tooth Cats

Fossils from a Texas site suggest that the predatory felines not only snatched mammoths from their herds, but dragged the remains back to their cave.

#cats, #caves-and-caverns, #current-biology-journal, #endangered-and-extinct-species, #fossils, #mammoths-animals, #paleontology, #san-antonio-tex, #teeth-and-dentistry, #your-feed-science

Meet the Sea Slugs That Chop Off Their Heads and Grow New Bodies

Their severed heads get around just fine until they regenerate perfectly functioning, parasite-free new bodies, scientists say.

#anatomy-and-physiology, #animal-behavior, #current-biology-journal, #fish-and-other-marine-life, #healing, #research, #your-feed-science

Finally in 3-D: A Dinosaur’s All-Purpose Orifice

This cloaca is more than 100 million years old, and it did a lot of work for this extinct species.

#anatomy-and-physiology, #anus, #crocodiles, #current-biology-journal, #dinosaurs, #feces, #fossils, #paleontology, #reproduction-biological, #research

A Wolf Pup Mummy From the Ancient Arctic

Melting permafrost yields secrets of how a 6-week-old wolf puppy lived and died.

#arctic-regions, #current-biology-journal, #global-warming, #ice-age, #mummies-and-mummification, #paleontology, #wolves, #your-feed-animals, #your-feed-science, #yukon-beringia-interpretive-center, #yukon-territory

Ivory From Shipwreck Reveals Elephant Slaughter During Spice Trade

A trove from a Portuguese trading ship that sank in 1533 preserved genetic traces of whole lineages that have vanished from West Africa.

#africa, #archaeology-and-anthropology, #current-biology-journal, #elephants, #genetics-and-heredity, #ivory, #namibia, #portugal, #research, #shipwrecks-historic, #wildlife-trade-and-poaching, #your-feed-animals, #your-feed-science

This Plant Evolved to Hide From a Predator. It Might Be Us.

While people deliberately breed plants, a team of researchers say humans have inadvertently prompted this one to develop camouflage.

#camouflage, #china, #current-biology-journal, #evolution-biology, #flowers-and-plants, #herbs, #research, #your-feed-science

People With This Mutation Can’t Smell Stinky Fish

A very small percentage of people don’t mind the pungent odor of fish, a genetic study found.

#current-biology-journal, #fish-and-other-marine-life, #genetics-and-heredity, #iceland, #research, #smell-olfaction, #your-feed-science

Aromatherapy in the Apiary Is What Bees Need

Honeybees were better at pollinating crops after scent training.

#agriculture-and-farming, #bees, #current-biology-journal, #flowers-and-plants, #research, #smells-and-odors, #your-feed-animals, #your-feed-science

In This Woodpecker Kingdom, War Is a Spectator Sport

When prime habitat is up for grabs, acorn woodpeckers travel from all around to see who will win.

#animal-behavior, #animal-cognition, #california, #current-biology-journal, #mexico, #oregon, #research, #woodpeckers, #your-feed-animals, #your-feed-science

Fossil Reveals ‘One of the Cutest Dinosaurs’ Ever Found

While many fossils have been flattened by time and the elements, a titanosaur found in an egg was preserved in three dimensions.

#argentina, #current-biology-journal, #dinosaurs, #eggs, #eyes-and-eyesight, #fossils, #paleontology, #reproduction-biological, #skull-body-part, #smuggling, #your-feed-science

Making Sense of ‘One of the Most Baffling Animals That Ever Lived’

Important mysteries have been solved about a reptile with a giraffe-like neck that hunted prey 242 million years ago.

#alps-mountains, #current-biology-journal, #neck, #paleontology, #reptiles, #research, #skull-body-part, #your-feed-animals, #your-feed-science

How a Fruit in Your Garden Gets Its Shiny Blue Color

Slabs of fat help give Viburnum tinus its gleam.

#color, #current-biology-journal, #flowers-and-plants, #fruit, #research, #your-feed-science

There Are Two Ways Out of a Frog. This Beetle Chose the Back Door.

A researcher fed beetles to frogs. The encounter did not end as expected.

#amphibians, #animal-behavior, #beetles, #current-biology-journal, #digestive-tract, #frogs, #research, #your-feed-animals, #your-feed-science

Why Some Mosquitoes Prefer Humans

A few species find us irresistible; the rest are unimpressed. A three-year-long experiment offers an explanation for the difference in taste.

#africa, #current-biology-journal, #genetics-and-heredity, #mosquitoes, #urban-areas, #your-feed-health, #your-feed-science

How Ultra-Black Fish Disappear in the Deepest Seas

Researchers have found fish that absorb more than 99.9 percent of the light that hits their skin.

#animals, #biology-and-biochemistry, #color, #current-biology-journal, #evolution-biology, #fish-and-other-marine-life, #research, #your-feed-animals

Canada’s Sparrows Are Singing a New Song. You’ll Hear It Soon.

Over 20 years, scientists tracked the transformation of the traditional trill of a common bird from western Canada to Ontario.

#alberta-canada, #animal-behavior, #animal-migration, #birds, #canada, #current-biology-journal, #research, #your-feed-science

See How Dolphins Learn This Eating Trick

A behavior called shelling is learned from peers, unlike other feeding strategies that are passed from mother to calf.

#animal-behavior, #australia, #current-biology-journal, #dolphins-and-porpoises, #fish-and-other-marine-life, #research, #your-feed-science

When Coral’s Colorful Show Is a Sign That It’s Sick

Under stress, certain coral species put on displays to try to re-attract symbiotic algae they need to survive.

#algae, #color, #coral, #current-biology-journal, #global-warming, #reefs, #research, #wiedenmann-jorg, #your-feed-science

3 Africans in Mexico City Grave Tell Stories of Slavery’s Toll

The men might have been among the earliest to be stolen from their homeland and brought to the Americas.

#africa, #archaeology-and-anthropology, #bacteria, #barquera-rodrigo, #current-biology-journal, #genetics-and-heredity, #indigenous-people, #krause-johannes, #marquez-morfin-lourdes, #mexico-city-mexico, #research, #skeletons, #skull-body-part, #slavery-historical, #teeth-and-dentistry, #your-feed-science