Consisting of three lineages - cephalochordates (amphioxus), tunicates and vertebrates (including us, humans)-, the monophyletic group of chordate animals is defined by the presence, at some stage of ...

Dec. 17, 2024 — Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog ...

Jan. 9, 2025 — A recent study has uncovered the surprising evolutionary origin of the mammalian outer ear, linking it to the gills of ancient fish and marine invertebrates. The research reveals ...

Colorado teen Annabelle Carlson lost her leg after she was attacked by a pair of reef sharks in Belize, but won’t let that ...

January 6, 2025 • The two giant pandas were seen on camera playing around in the snowfall that blanketed much of the Midwest and mid-Atlantic on Monday.

The Wildlife World Zoo in Litchfield, Ariz., had six animals test positive for avian flu, with five dying of the infection, the Maricopa County Public Health Department said on Wednesday ...

Newsweek magazine delivered to your door Newsweek Voices: Diverse audio opinions Enjoy ad-free browsing on Newsweek.com Comment on articles Newsweek app updates on-the-go ...

Below, Scientific American has rounded up some of the things we learned about animals this year that gave us a good chuckle and brightened our days a bit. Synchronization of muscle contraction in ...

Animal behaviour is the scientific study of the behaviour of animals. The discipline covers study under experimental conditions, behaviourism, or natural conditions, ethology. Chemicals derived ...

The National Medical Commission (NMC) released the NEET UG 2025 syllabus, covering Physics, Chemistry, and Biology. T ...

Penguins are a group of aquatic flightless birds. They live almost exclusively in the Southern Hemisphere, with only one species, the Galápagos penguin, found north of the equator. Highly adapted for ...