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Scientists have uncovered the fossilized skull of a 270-million-year-old ancient amphibian ancestor in the collection of the Smithsonian's National Museum of Natural History. In a paper published today, March 21, in the Zoological ...
The development of hair was of central importance for the evolution of mammals and, thus, also of humans. However, the evolutionary origin of the genetic program of hair was previously unknown. An international research team ...
When it comes to laying eggs, tree frogs have some unusual habits. Instead of always laying their eggs on tree branches where they usually live, they often lay their eggs on the ground. But why would a tree frog do this, ...
Grand-offspring of male frogs exposed to the pesticide linuron exhibited changes in their DNA that were linked to significant physiological impacts, a study from Stockholm University reveals. The research highlights the profound ...
Up to only a few inches in length, with a lemon-hued belly, the foothill yellow-legged frog may seem unassuming. But its range once stretched from central Oregon to Baja California. In 2023, it was listed under the federal ...
A small international team of animal behavior researchers has found that species of glass frogs whose males help care for offspring tend to have smaller testes than species whose males do not help care for offspring. In their ...
A trio of biologists at Universidade Estadual de Santa Cruz, in Brazil, has verified that a tiny frog, Brachycephalus pulex, also known as the Brazilian flea toad, which is found only in southern Brazil, is not only the world's ...
The contraceptive pill is obviously not intended for fish and frogs. However, the hormones in the pill and other pharmaceuticals that are not completely broken down in sewage treatment plants can affect aquatic organisms.
An international team of Earth scientists, evolutionary biologists and paleontologists has unearthed an ancient frog with a belly full of eggs, the oldest known find of its kind. In their paper published in Proceedings of ...
The world's largest frog project has thrived because of citizen scientists using the FrogID app, the brainchild of a UNSW biologist.
