Category: extinction

“After dark the crayfish clambered out from the footprints and grazed on the surrounding terrestrial plants.” more

“species that weighed less than 10 kilograms and had big brains for their body size were less likely to have gone extinct … ” more

“On a second trip, the researchers discovered more than 100 toads in a 200-square-meter sampling area. ” The species still needs protection, of course. more

“Many recent studies of extinction by paleobiologists are coming out with findings that are contrary to what we see in modern environments and sometimes even contrary to what other paleontologists see in other geologic eras, … ” more

“The Vero site is still the only site where there was an abundance of actual human bones, not just artifacts, associated with the animals,” … more

Limited genetic diversity may predispose a life form to extinction because all members of the population may be similarly at risk from a given cause. more

… “new-born mammals occupy the same ecological niche as their parents: As they are fed with milk directly by the mother, they do not take any niche away from smaller species.” more

“If humans hunted them to extinction, I would expect us to find evidence of that. I’m personally leaning towards environmental change.” more

“German experts have found a new species of prehistoric marine giant from a time when most of that family of reptiles were thought to have died out.” more

“Researchers determined that the mass extinction peaked about 252.28 million years ago and lasted less than 200,000 years, with most of the extinction lasting about 20,000 years.” more

So, for the extinction file, antisocial tendencies could in some cases, increase risk. more