A southern cassowary at the Adelaide Zoo has laid eggs there for the first time in 34 years, after a carefully managed breeding process.

After swimming across chilly waters to Whidbey Island in Washington State, the solitary elk charmed residents for more than a decade with his antics. He died at 15 to 18 years old.

Cephalopods are masters of camouflage. Scientists want to decipher how the process works in the brain.