In the animal kingdom, pregnancy rarely follows the rules, with many species being pregnant for a year or more.

Conservationists are hoping to strengthen regulations at a wildlife trade conference on birds, reptiles and other animals ...

In the twilight of their lives, the world’s oldest creatures carry the weight of wisdom, experience, and resilience. Yet, these elders — fish that spawn in abundance, coral that shelters marine life, ...

Surging exotic pet trade sparks calls for tighter crackdown - Social media influencers, who have made owning exotic pets cool ...

Male elephant seals might remember the calls of their adversaries from previous breeding seasons, a new study suggests.

Veterinarians and researchers gathered in Fort Worth this week for a summit on a stealthy killer that strikes mostly young ...

Blocking reproduction through contraception or sterilization increases lifespan in both male and female mammals across more ...

The Smithsonian National Zoo in D.C. is preparing for the birth of a large “charismatic and charming” animal: an Asian elephant calf. Zoo officials announced Monday morning that an Asian elephant is ...

American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia for 35 years, ...

Since being collared in Zambia two years ago, a young bull elephant known to researchers as Z16 has walked nearly 12,000 ...