Tips for pets, wildlife, for the readers' photo challenge

Here are expert tips for photographing pets, wildlife, and zoo creatures, to enter your best shots in the Readers' Photo ...

Otters as ocean doctors: How a 40-year watch on Brazil's coasts reveals hidden threats to estuaries

For 40 years, scientists have been monitoring the Neotropical otter (Lontra longicaudis) along the southern coast of Brazil. A study published in Estuarine Management and Technologies reveals that ...