Sea otters are rebounding from near extinction. Not everyone is happy.
How can these voracious mammals be reintegrated into a world that changed while they were gone?
At once calm and agile beneath rough surf, a young sea otter glides through California’s Monterey Bay, looking for mussels. The diving power of these mammals suits their enormous appetites; while foraging underwater, they typically find food in a minute or two.
If the claims are true, the behavior by Homo naledi—a baffling, small-brained member of the human family tree—would pre-date the earliest known burials by at least 100,000 years.
This new birth control for cats doesn't require surgery
Scientists have developed a gene therapy contraceptive for cats that could reduce the deaths of birds and mammals. The treatment is easy to administer and lasts a lifetime.