Extinction Over Time - Smithsonian National Museum of Natural . . . Regardless, scientists agree that today’s extinction rate is hundreds, or even thousands, of times higher than the natural baseline rate Judging from the fossil record, the baseline extinction rate is about one species per every one million species per year
Species List | Endangered, Vulnerable, and Threatened Animals . . . Connect with us; Facebook; X; Instagram; YouTube; LinkedIn; World Wildlife Fund Inc is a nonprofit, tax-exempt charitable organization (tax ID number 52-1693387) under Section 501(c)(3) of the Internal Revenue Code
List of mammals displaying homosexual behavior - Wikipedia Animal sexual behavior takes many different forms, even within the same species and the motivations for and implications of their behaviors have yet to be fully understood Bagemihl's research shows that homosexual behavior, not necessarily sexual activity, has been documented in about 500 species as of 1999, ranging from primates to gut worms
Non-reproductive sexual behavior in animals - Wikipedia Homosexual behaviour does occur in the animal kingdom outside humans, especially in social species, particularly in marine birds and mammals, monkeys, and the great apes As of 1999, the scientific literature contained reports of homosexual behavior in at least 471 wild species