Sentences with phrase «female orangutan»

The two sexes typically only associate during the few months before a female orangutan is ready to conceive, the researchers said.

In that study, published in January 2015, it was reported that a female orangutan called Tilda at Cologne Zoo, in Germany, was able to make sounds comparable to human consonant and vowel - like calls at the same rhythm and pace as human speech.

The two sexes regularly associate only during the few months before a female orangutan is ready to conceive, which happens approximately every seven years.

A female orangutan named Dokana proved particularly adept, completing the task successfully in 15 out of 16 attempts.

Female orangutans give birth to one offspring only every seven to nine years.

Female orangutans are not normally aggressive.

Scientists estimate that if more than than one percent of female orangutans in a given population are killed in a year, that population will go extinct — a figure that doesn't bode well for the Kalimantan apes.

Not exact matches

And have you ever seen how a female ape or orangutan treats her young?

When biologists talk about male orangutans «realizing» that they have less to lose in mating than females, or female scrub jays «calculating» exactly when to abandon their young to a caring father, they're speaking metaphorically.

«Orangutans: Lethal aggression between females: First report on male - female alliances in deadly fight between female individuals.»

Before this observation, lethal fights between females had never been observed in orangutans; in other primates such fights occur mainly between males, according to Anna Marzec of the University of Zurich in Switzerland.

«This is quite unexpected, as in wild orangutans males and females have never been reported to form coalitions before,» says Marzec.

The research team around Marzec had been following a population of Bornean orangutans (Pongo pygmaeus wurmbill) in the swamp forests of Indonesia's Mawas Reserve since 2003 and already collected over 26,000 hours of information on the adult females alone when they observed the fatal attack in July 2014.

The attacking female used a male orangutan as a «hired gun» to help corner and attack the victim in what scientists say is the first observed incident of lethal aggression among orangutans

Even more surprising is that the attacking female used a male orangutan as a «hired gun» to help corner and attack the victim, the scientist said.

In species that favor multiple partners, like gorillas or orangutans, males can be more than 50 percent larger than females, apparently to help them fight off other males.

Along the way they get in a number of sticky situations (sticky, it should be noted, in every possible sense of the word) involving, among others, a gang of female jewel thieves who look like they've jumped straight from the pages of Maxim magazine, a wonderful orangutan named Suzanne, and a bumbling wildlife marshal who's after the ape.