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Animal Weight

How much does a Rio Tapajós saki weight?

It is hard to guess what a Rio Tapajós saki weights. But we have the answer:

An adult Rio Tapajós saki (Pithecia irrorata) on average weights 2.31 kg (5.1 lbs).

The Rio Tapajós saki is from the family Cebidae (genus: Pithecia). When reaching adult age, they grow up to 39.9 cm (1′ 4″).

As a reference: An average human weights in at 62 kg (137 lbs) and reaches an average size of 1.65m (5′ 5″). Humans spend 280 days (40 weeks) in the womb of their mother and reach around 75 years of age.

The average adult weight of a Rio Tapajós saki is 2.31 kg (5.1 lbs)

The Rio Tapajós saki or Gray’s bald-faced saki (Pithecia irrorata) is a species of saki monkey, a type of New World monkey, from South America. It is found in parts of western Brazil, southeastern Peru and possibly northern Bolivia.

Animals of the same family as a Rio Tapajós saki

We found other animals of the Cebidae family:

Animals with the same weight as a Rio Tapajós saki

As a comparison, here are some other animals that weight as much as the Pithecia irrorata:

Animals with the same size as a Rio Tapajós saki

Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Rio Tapajós saki: