Sentence examples for may have mated from inspiring English sources

Hybrid populations often go extinct because the males are sterile, Dr. Reich pointed out, so hybrid females may have mated with male chimps to produce viable offspring.

Anthropologists have long speculated that early humans may have mated with Neanderthals, but the latest study provides the strongest evidence so far, suggesting that such encounters took place around 60,000 years ago in the Fertile Crescent region of the Middle East.

Another such belief is "telegony," which goes back to Aristotle; it alleged that the heredity of an individual is influenced not only by his father but also by males with whom the female may have mated and who have caused previous pregnancies.

Our ancestors may have mated more than once with mysterious ancient humans.

The earliest modern human skeleton ever found in China provides evidence that early Homo sapiens spreading out of Africa may have mated with other human species, its excavators say.

Alternately, the arriving Africanized bees may have mated with the remnant European bees on the island.

This means that the bevy of male mallards may have finished mating -- or some may never have mated at all.

The finding is the most convincing evidence to date that male and female dinosaurs differed in appearance, and suggests that they may have had mating selection rituals comparable to those of modern species such as birds.

Females may have generally mated multiply, but males' scent marking might have honestly reflected male sperm competitiveness and males that marked at similar rates were equally good in sperm competition, or alternatively, higher marking males could have been better in intimidating rivals, which then in turn transferred less sperm.

Once a female has mated, she may stick around for a couple of days, but she will soon take off to give birth and live on her own.

When a cow has mated, her family may produce calls of excitement known as the "mating pandemonium".