Final answer:
Callitrichids are a group of New World monkeys known as marmosets and tamarins. They have unique characteristics and live in social family groups. They are native to South America and can be found in various habitats.
Step-by-step explanation:
Callitrichid refers to a group of New World monkeys from the family Callitrichidae. These monkeys are commonly known as marmosets and tamarins. They are small primates with unique characteristics such as claw-like nails, specialized teeth, and the ability to give birth to twins or triplets.
Callitrichids are native to South America and can be found in habitats like rainforests and mangroves. They have a varied diet that includes fruits, insects, and tree sap.
These monkeys are highly social and live in family groups. They communicate through vocalizations, body language, and scent marking. Callitrichids exhibit cooperative breeding, where other members of the family help in raising the young.