Question

Which species has the smallest cranial capacity among all those compared?

Options

• Gibbon (\[100 \ \text{cm}^3\])

• Orangutan (\[395 \ \text{cm}^3\])

• Australopithecus (\[600 \ \text{cm}^3\])

• Gorilla (\[510 \ \text{cm}^3\])

Answer 1

The gibbon has the smallest cranial capacity at \[100 \ \text{cm}^3\], making it the lowest among all primates and hominids listed, from Australopithecus (\[600 \ \text{cm}^3\]) up to Cro-Magnon man (\[1660 \ \text{cm}^3\]).