Search results for jaw size

Evolution Mar 8, 2024

Research explores the development of our most human attribute: The chin

You probably don't think much about your chin, except as a convenient place to rest your head while you stare at a computer screen. But consider this: It's the most recognizably human thing about you.

Paleontology & Fossils Mar 6, 2024

New analysis uncovers major issues with earlier suggestions that Spinosaurus pursued prey underwater

For years, controversy has swirled around how a Cretaceous-era, sail-backed dinosaur—the giant Spinosaurus aegyptiacus—hunted its prey. Spinosaurus was among the largest predators ever to prowl the Earth and one of the ...

Plants & Animals Mar 5, 2024

Discovering the world of dolphins and their three 'super senses'

Imagine that you're in a comfortable room with your cat. You're both sharing the same space, temperature and lighting. But while you're enjoying the décor, and perhaps a book or the taste of hot chocolate, the cat seems ...

Plants & Animals Mar 4, 2024

Yabby traps and discarded fishing tackle can kill platypuses. It's time to clean up our act

Recreational fishing is a popular pastime in Australia's inland rivers and streams. Unfortunately in the process, many people are unwittingly killing platypuses.

Evolution Feb 23, 2024

Killer instinct drove evolution of mammals' predatory ancestors, scientists suggest

The evolutionary success of the first large predators on land was driven by their need to improve as killers, researchers at the University of Bristol and the Open University suggest.

Paleontology & Fossils Feb 20, 2024

Little African duckbill dinosaurs provide evidence of an unlikely ocean crossing

Fossils of pony-sized duckbill dinosaurs from Morocco have been discovered by an international team of scientists. Their analysis reveals a surprising connection between the dinosaurs of Europe and Africa.

Plants & Animals Feb 12, 2024

Bizarre snake-like worm's secrets revealed in CT scans

Amphisbaenians are strange creatures. Like worms with vertebrae, scales, a large central tooth and sometimes small forearms, these reptiles live underground, burrowing tunnels and preying on just about anything they encounter, ...

Plants & Animals Feb 7, 2024

New research discovers adult Komodo teeth are surprisingly similar to those of theropod dinosaurs

Kilat, the largest living lizard at the Toronto Metro Zoo, like other members of his species (Varanus komodoensis), truly deserves to be called the Komodo dragon. His impressive size and the way he looks at you and tracks ...

Plants & Animals Jan 31, 2024

'Jaws' portrayed sharks as monsters 50 years ago, but it also inspired a generation of shark scientists

Human fear of sharks has deep roots. Written works and art from the ancient world contain references to sharks preying on sailors as early as the eighth century B.C.E.

Paleontology & Fossils Jan 31, 2024

A 365-million-year-old fish with an extreme underbite showcases vertebrate diversity

Vertebrates are defined as all animals that possess a vertebral column, or backbone. Most living vertebrates also possess jaws, teeth and paired fins or limbs.

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