Old sloths cam of different sizes Diego Barletta When cooling, drying the climate turned the litter to giants – before humans potentially drove huge animals for extinction. Today’s sloths are small, famous sluggish herbivors moving through the tropical canopies of rainforests. But for tens of thousands of millions of years, South America was a staggering … Read more
The development of the anus may have driven the body plan for all advanced animals, included people Mattlphotography / Alamy Anus is a wildly successful innovation, but how did it develop? A genetic analysis suggests that it probably began as an opening use to release semen that later merged with the gut – an example … Read more
A copy of Sirenobethylus Camybdis preserved in amber Qiong Wu An extraordinarily turned off WASP found to be magnificent in Amber may have used his stomach to understand other insects like a Venus aircraft trap before laying his eggs on them. “It is in contrast to something I have completed before. It is unlike any … Read more
Illustration of arboroharamiya fuscus, a newly discovered Jura mammal species with dark fur Chuang Zhao, Ruoshuang Li While many dinosaurs and pterosaurs flaumed flamboyant feathers were early mammals a dull lot. A study of the fossilized coat of six mammals that lived Jurassic and Creataceous periods have found that they all had gray -brown fur. … Read more
Culex pipiens f. Molestus is a form of mosquito found in cities all over the world Blickwinkel / Alamy Stock Photo A form of mosquito associated with London underground developedTh Century. Culex pipiens f. Molestus Available in cities all over the world, but it became widely known as London Underground Mosquito after World War II, … Read more