Mating calls and rituals can be intercepted, or drowned out, by invasive species. Scientists are just starting to understand the consequences.

The results of inbreeding can be very distressing to witness. In this Instagram post, we see a captive lion with skull deformities, and in this post, we see another lion with drastically shortened ...

Some animals form lifelong pair bonds that run deeper than simple mating. These connections shape how they live, move, and interact with the world. When a partner is lost, the change is often visible.

An endangered siamang was born last Sunday at ZooTampa. The animals mate for life and have songs to communicate. An endangered species of ape, a siamang, was born at ZooTama at Lowry Park on Oct. 27, ...

Source: Sofya Dolotovskaya, used with permission. Many birds and mammals are socially monogamous—males and females pair up, live together, and often raise their young together. However, once methods ...