A rhesus macaque mom climbs into a hammock with her infant at the Wisconsin National Primate Research Center. Females reach puberty at around age three, while males are sexually mature by age four. Gestation is five and a half months, with one infant born at a time and often a…
Researchers view a marmoset’s MRI as part of an aging study to explore links between energy metabolism and neural function. Diseases related to aging are serious concerns for the world's rapidly expanding population of older adults. Some of these include: Type 2 diabetes, many cancers, Alzheimer's, Parkinson's, obesity,…
This monkey is part of a family of common marmosets in the lobby of the Wisconsin National Primate Research Center. Adult common marmosets like this one weigh about 9 ounces. Marmosets are often referred to as "squirrel sized monkeys." Babies are born the size of an adult human's…
The California National Primate Research Center is home to the only active South American titi monkey breeding colonies in the world. The center has roughly one hundred titi monkeys that are housed indoors in special climate controlled buildings.
Infants to geriatric animals live with their extended family groups at the California National Primate Research Center. This allows them to exhibit natural social behavior like grooming each other and caring for their young.
This infant rhesus monkey is being held by a member of the primate services staff at the California National Primate Research Center. The Center features a veterinary hospital that provides care for nearly 4000 monkeys.
Monkeys at the California National Primate Research Center enjoy Halloween pumpkins.
A mother and juvenielle rhesus macaque climb a branch in their outdoor enclosure. They are eating zucchini, one of many vegetables provided as both enrichment and nutrition for these research monkeys.
These are rhesus macaques housed at the California National Primate Research Center. In the wild, and at the Center, these monkeys live in groups of eighty. They spend their days foraging for food hidden by their caretakers, grooming each other and caring for their young. Their enclosures also…
The colony of rhesus macaques at the California National Primate Research Center consists of infants to adults. Their average life span in the wild is 18 years. Monkeys live up to 38 years old at the Center due to the excellent nutrition and medical care provided. The aged…
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