A newly identified parasitic wasp that buzzed and flew among dinosaurs 99 million years ago evolved a bizarre mechanism, ...
The dog is overly attentive to his surroundings. You may notice him nervously turning his head, looking around, and twitching his ears to keep tabs on what is happening around him. The dog may show ...
Fossils of 444 million-year-old creatures whose bodies were preserved "inside-out" have been discovered in South Africa.
Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...