This fall, when her teachers at Carl Sandburg School in Rolling Meadows ask 11-year-old Mindy Medley what she learned on her summer vacation, she’ll have a rare chance to hand out some advice-stay ...

A group of Old World monkeys called guenons have undergone an incredible diversification in facial appearance to avoid interbreeding with closely related species. William Allen and James Higham, of ...

A newborn Wolf’s guenon is now on display at the Sacramento Zoo, and can be seen gnawing on broccoli and playing in his enclosure with his parents, Mimi and Eddie, and older sister, Zuri. The unnamed ...

SACRAMENTO (CBS13) - The Sacramento Zoo welcomed two babies on Thursday! A Wolf's Guenon was born and is already on exhibit. The infant is clinging tightly to mom's chest as a way to stay safe and ...

With bushy beards and funky blue, yellow or brown faces, guenon monkeys have some of the most colorful and quirky faces of all primates. A close study of more than 20 guenon monkey species reveals ...

FILE -- Zuri, a Wolf’s guenon monkey, swings on a rope at the Sacramento Zoo in 2014. Rori, a 1-year-old Wolf’s guenon, died at the zoo in January 2019, according to a blog post. Zuri, born 2013, is ...