Geneticists have identified new groups of tiger sharks to protect

Geneticists have identified new groups of tiger sharks to protect

Tiger sharks sometimes swim thousands of kilometers—far enough to move among oceans. Their flexible diets and adaptable behaviors set them up to be successful jet-setters, zipping around the world and mingling with far-flung members of tiger shark society. But new research shows that tiger sharks from different ocean regions aren’t as chummy with one another […]

Read More

Underfunded but passionate, Native American conservationists call for more support

Underfunded but passionate, Native American conservationists call for more support

In the prairies of the Lower Brulé Indian Reservation, the typically knee-high grass extends to the horizon. But in areas home to burrowing mammals, like prairie dogs (Cynomys ludovicianus), the grass shrinks to an inch in height as the animals feed their vigorous appetite. After sunset one September day, wildlife biologist Shaun Grassel drives through […]

Read More