In this ABC quiz, one of the questions is about Marmosets.
Interesting facts:
Marmoset monkeys are often used for research on human aging and disease because their bodies are very close to those of humans.
Marmosets are active during the day and spend their time foraging.
They have claws on all their fingers except on their big toes which have nails.
Their tails are not prehensile. That means they cannot use it to grip.
They can live up to 12 years.
https://mariasplace.com/body-mind-activities/quizzes-for-seniors/ In our ABC quiz for seniors, pick a theme from some of the questions and discuss the topic in more detail.