The fossil, found by Jay Anderson in a Steele County gravel pit, was identified as belonging to the genus Endoceras, from the Paleozoic Era. Michael Kjelland (left), a professor from Mayville ...
Shallow water cephalopods have short penises which produce packets of sperm called spermatophores which a specially modified tentacle then transfers to special receptacles on or in the female.
A 12-year-old boy died on Monday after a tree limb fell on him while he was playing in his backyard with a friend in Lawrence Township, New Jersey, police said. It happened at around 12 p.m. on ...
The same is true for crustaceans such as lobsters and for cephalopods such as cuttlefish. In contrast, aquatic plants and other invertebrates such as oysters would experience fewer differences ...