Small bivalved crustacean ostracods are the most abundant fossil arthropods since the Ordovician and play an important role in paleoenvironmental reconstruction and evolutionary biology. The vast ...

Ostracods are microcrustacea that first appeared in the Ordovician and are still developing today. Although tiny, they are the most abundant fossil records of the Arthropod phylum, and the most ...

The oldest penis ever found is 425 million years old, and belongs to an animal whose scientific name—Colymbosathon ecplecticos—means “astounding swimmer with a large penis.” Large is relative, though.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Many animals go to extreme lengths to reproduce, developing sex ...

Evolution is a rich and dynamic process. Species respond to pressures in a variety of ways, most of which reduce to finding food, avoiding becoming someone else's food and attracting a mate. To solve ...

QUITE recently I received a communication from Mr. J. Omer-Cooper in the course of which he said: “When examining the contents of a frog's rectum yesterday in the course of our lab. work I noticed ...

Ostracod ovarium with endosymbiotic bacteria (Cardinium) in magenta. Ostracods, sometimes called seed shrimp, are nearly microscopic, aquatic organisms, inhabiting all types of marine and freshwater ...

The postage-stamp sized sample of amber contained 39 half-millimeter-long crustaceans called ostracods, including 31 of a new species. Image by He Wang and Xiangdong Zhao Scientists have identified ...

Small bivalved crustacean ostracods are the most abundant fossil arthropods since the Ordovician and play an important role in paleoenvironmental reconstruction and evolutionary biology. The vast ...