Lovebirds are unusual not just because of their shameless PDA, but because they choose one mate for life. While more than 90 ...

Animal reproduction encompasses the full sequence from gamete formation through fertilisation, embryonic development and parturition. In farm and companion species alike, natural breeding is ...

Until now, contraception has been the method of choice for zoos to avoid surplus animals. Researchers are now calling for a paradigm shift: zoos could preserve their breeding populations, raise ...