Most ants dexterously grasp and snip their food with a pair of chopstick-like mandibles. But trap-jaw ants are also capable of crashing their jaws together at blisteringly fast speeds, striking victims in 0.77 μs. Yet, unleashing ...
Plants & Animals
Jul 22, 2022
1
71
Five-hundred million years ago, it was relatively safe to go back in the water. That's because creatures of the deep had not yet evolved jaws. In a new pair of studies in eLife and Development, scientists reveal clues about ...
Evolution
Jun 28, 2022
0
67
A fossilized lower jaw has led an international team of paleontologists, headed by Bastien Mennecart from the Natural History Museum Basel, to discover a new species of predator that once lived in Europe. These large predators ...
Paleontology & Fossils
Jun 15, 2022
0
737
English Bulldogs must be bred with more moderate physical features, as a new study reports that the breed is significantly less healthy than other dog breeds. English Bulldogs are at increased risk of breathing, eye, and ...
Veterinary medicine
Jun 15, 2022
0
6
The shape of the mandible (the lower jaw) is influenced by the mechanical action of the jaw muscles that connect it to the skull, and mandible shape therefore reflects the diet of the animal. The lower jaw is also sufficiently ...
Paleontology & Fossils
May 18, 2022
0
379
Bloodworms are known for their unusual fang-like jaws, which are made of protein, melanin, and concentrations of copper not found elsewhere in the animal kingdom. Scientists have observed how these worms use copper harvested ...
Biochemistry
Apr 25, 2022
0
134
Baleen plates—the signature bristle-like apparatus toothless whales use to feed—reveal how these large aquatic mammals adapt to environmental changes over time.
Plants & Animals
Mar 21, 2022
0
39
The fossil, housed in the San Diego Natural History Museum's paleontology collection, offers a window into what the Earth was like during the Eocene Period, more than 40 million years ago. The specimen includes a lower jaw ...
Paleontology & Fossils
Mar 15, 2022
0
436
A set of Triassic archosaur fossils, excavated in the 1960s in Tanzania, have been formally recognized as a distinct species, representing one of the earliest-known members of the crocodile evolutionary lineage.
Evolution
Feb 10, 2022
0
164
Russian animal rescuers said Wednesday they were fighting for the life of an Amur tiger cub who had been found dying from exhaustion and frostbite in the country's far east.
Plants & Animals
Jan 12, 2022
0
79
