Charles Darwin University (CDU) researchers and First Nations Yugul Mangi Rangers have discovered a new population of a rare and threatened shark species in the Northern Territory's Roper River.
Until recently, Orthacanthus gracilis could have been considered the "John Smith" of prehistoric shark names, given how common it was.
Researchers have discovered not only microplastics but also a higher abundance of cellulose-based fibers in the intestine samples of four apex shark species caught off the coast of South East Queensland (SEQ).
Coral reefs off the Florida Keys islands are struggling to recover from last summer's record-breaking heat wave, new data showed Thursday, in another sign of the devastating impacts of human-caused climate change.
Charlotte, a rust-colored stingray the size of a serving platter, has spent much of her life gliding around the confines of a storefront aquarium in North Carolina's Appalachian Mountains.
In 1875, trillions of Rocky Mountain locusts gathered and began migrating across the western United States in search of food. The enormous swarm covered an area larger than California. Three decades later, these grasshoppers ...
Risks to migrating mammals, birds and fishes are rising, a landmark report has warned.
66 million years ago, the last dinosaurs vanished from Earth. We're still trying to understand why. New fossils of abelisaurs—distant relatives of the tyrannosaurs—from north Africa suggest that African dinosaurs remained ...
Nearly half of the world's migratory species are in decline, according to a new United Nations report released Monday.
A team of scientists has discovered a new fossil shark species from Alabama. The shark is a new species of Palaeohypotodus, which means "ancient small-eared tooth," in reference to the small needle-like fangs present on the ...
