vervet monkey

US /ˈvɜːr.vɪt ˌmʌŋ.ki/
UK /ˈvɜːr.vɪt ˌmʌŋ.ki/
"vervet monkey" picture
1.

a small, agile, and highly social monkey (Chlorocebus pygerythrus) native to Africa, known for its grey fur, black face, and distinctive blue testicles in males.

:
A troop of vervet monkeys was observed foraging near the campsite.
The male vervet monkey displayed its bright blue testicles as a sign of dominance.