Tags Mammals

Tag: Mammals

Utah fossil reveals global exodus of mammals’ near relatives to major...

A nearly 130-million-year-old fossilized skull found in Utah is an Earth-shattering discovery in one respect. The small fossil is evidence that the super-continental split likely...

Mammals switched to daytime activity after dinosaur extinction

Mammals only started being active in the daytime after non-avian dinosaurs were wiped out about 66 million years ago (mya), finds a new study...

Caribbean islands reveal a ‘lost world’ of ancient mammals

Although filled with tropical life today, the Caribbean islands have been a hotspot of mammal extinction since the end of the last glaciation, some...

Fossils reveal how bizarre mammal beat extinction

Animals that live on islands are among the most at risk from extinction. A remarkable eighty percent of extinctions occurring since 1500AD have been...

First winged mammals from the Jurassic period discovered

Two 160 million-year-old mammal fossils discovered in China show that the forerunners of mammals in the Jurassic Period evolved to glide and live in...

Ancient otter tooth found in Mexico suggests mammals migrated across America

Late in the afternoon on a hot March day in central Mexico, a paleontologist uncovered a jaw bone and called over to Jack Tseng. Tseng,...

Brazilian carnivorous mammal-like reptile fossil may be new Aleodon species

Some Late Triassic Brazilian fossils of mammal-like reptiles, previously identified as Chiniquodon, may in fact be the first Aleodon specimens found outside Africa, according...

Genetic study shakes up the elephant family tree

New research reveals that a species of giant elephant that lived 1.5 million to 100,000 years ago -- ranging across Eurasia before it went...

Scientists discover remains of a previously unknown mammal

During an expedition to the Krasnoyarsk Territory, scientists from Tomsk State University and St. Petersburg State University (TSU and SPBU), discovered the remains of...

Genetic evidence points to nocturnal early mammals

Our earliest mammalian ancestors likely skulked through the dark, using their powerful night-time vision to find food and avoid reptilian predators that hunted by...

How chewing like a cow helped early mammals thrive

You probably haven't given much thought to how you chew, but the jaw structure and mechanics of almost all modern mammals may have something...

Pattern of mammal dwarfing during global warming

More than 50 million years ago, when the Earth experienced a series of extreme global warming events, early mammals responded by shrinking in size....

Kiss of death: Mammals were the first animals to produce venom

Africa is a tough place. It always has been. Especially if you have to fend off gigantic predators like sabre-toothed carnivores in order to...

Biologists follow ‘fossilizable’ clues to pinpoint when mammal, bird and dinosaur...

Many mammals and birds are remarkable athletes; mice work hard to dig burrows for protection and sparrows fight gravity with each flap of their...

New study finds mammals during age of dinosaurs packed a powerful...

Move over, hyenas and saber-toothed cats; there's a mammal with an even stronger bite. A new study by Burke Museum and University of Washington...

Fossilized evidence of a tumor in a 255-million-year-old mammal forerunner

When paleontologists at the University of Washington cut into the fossilized jaw of a distant mammal relative, they got more than they bargained for...

Changing views of evolutionary factors at work on earliest mammals

Using 3D-printed replicas of 200-million-year-old mammal teeth and polymers that mimic insect prey, scientists at the University of Massachusetts Amherst this week provide the...

Herbivorous mammals have bigger bellies

As an international study conducted by the University of Zurich based on 3D reconstructions of animal skeletons reveals for the first time: Herbivorous mammals...

For 20 million years, the diversity of large terrestrial mammals depended...

For more than 20 million years, the ups and downs of diversity in terrestrial large mammals were determined by primary production, i.e. net production...

Ancient DNA traces extinct Caribbean ‘Island Murderer’ back to the dawn...

From skeletal remains found among ancient owl pellets, a team of scientists has recovered the first ancient DNA of the extinct West Indian mammal...

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