Science ❯ Biology ❯ Animal Behavior

Reproduction

Cheetahs Cheetah Cubs Gestation Cub Development Conservation Biology Cheetah Reproduction Penguin Breeding Population Dynamics Genetics Feeding Habits

San Francisco Zoo Hatches Three Magellanic Penguin Chicks

The chicks are being hand‑reared after staff incubated eggs with AZA approval to restart breeding following recent penguin deaths.

New Fossils and Geochemistry Redraw Origins of Complex Life

India-Born Cheetah Gives Birth to Four Cubs in First Wild Litter at Kuno

Three New Cubs Lift Sariska Tiger Count to 53

Jwala’s Five Cubs Lift India’s Cheetah Count to 53

Three New Cubs Born at Kuno Lift India's Cheetah Count to 38

India's Project Cheetah Reaches New Milestone as Aasha Bears Five Cubs at Kuno

National Zoo Welcomes First Asian Elephant Calf in Nearly 25 Years

Rare Tree-Kangaroo Joey Debuts at Chester Zoo as Frankfurt Young Emerges

Rare Twin Mountain Gorillas Born in Virunga, Both Male

National Zoo Announces First Sloth Bear Cubs Since 2013

Maryland Zoo Announces Eight African Penguin Chicks in Species Survival Effort

Columbus Zoo Marks First Year With Two Asian Elephant Calves as Phoebe Delivers a Son

Sacramento Zoo Announces First Okapi Birth With Healthy Male Calf

Hamburg’s Juvenile White Storks Depart for Southern Wintering Grounds

First Wild Jaguar Cub in Chaco Since 1990 Photographed in El Impenetrable

Safari West to Open Public Viewing of Ozzy, New Southern White Rhino Calf

Similipal Tigress Zeenat Likely Pregnant After Mating With Melanistic Male

Opel-Zoo to Unveil Hesse’s First Elephant Calf Since 1968

Zoo Duisburg Celebrates First Brillenpinguin Chick Hatched in New Enclosure