Some chickens like to travel far. Others like to stick near the chicken coup. New research links a chicken's personality and ranging behavior to impulse control.
Krefeld Zoo in Germany said chimpanzees, orangutans, gorillas, fruit bats and birds were among the estimated 30 animals killed.
The Soviet Union launched a dog known as Laika into orbit on November 3, 1957.
"The birth of this male is great news for the species," senior zoo keeper Jane Marshall said.
The town of Kaida has formed an all-volunteer "monkey militia" to stop macaques from raiding vegetable fields.
Scientists were surprised to find the genitalia of female dolphins are packed full of nerves.
"It was hurtful," Jeovanna deShong-Connor, a 17-year-old black senior student, said. "[It] made it so clear that our peers were not welcoming and that the administration did not care."
The monkeys have also exhibited aggressive behavior towards visitors at the Silver Springs State Park where they live.
The results could have implications for the development of treatments for destructive and risky behaviors in humans.
Jankowski defended the George Zimmerman verdict and criticized protesters in Ferguson, Missouri.
An experimental HIV vaccine triggered an immune response in a clinical trial.
The testing on monkeys is being done in China because it would be too costly and controversial in the United States.
The 4-year-old Tonkean macaque exhibited prolonged attachment to the infant's desiccated corpse before starting to chew its remains.
More than 100 officers from the army and the police were deployed on Thursday as part of a week-long operation against mischievous macaques.
Sumatran orangutans remain critically endangered, but their numbers are higher than thought.
It just goes to show: You can't have it all.