Signs of Inbreeding Among SoCal Mountain Lions Raise Extinction Fears Researchers have long had genetic evidence of inbreeding, but the malformed sperm is the first evidence that inbreeding is ...

The first reproductive signs of inbreeding have been found in mountain lions being monitored in the Santa Monica and Santa Ana mountains, scientists say, a discovery that reveals a serious threat to ...

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study by Penn State researchers. Because inbreeding can negatively impact survival and reproduction, ...

The small size and isolation of the endangered population of Southern Resident killer whales in the Pacific Northwest have led to high levels of inbreeding. This inbreeding has contributed to their ...