This is How Camels Can Eat Spikey Cacti

This is How Camels Can Eat Spikey Cacti
Hardened structures, called papillae, line the mouths of camels and other animals—including humans—to help them eat tough foods.
Source: National Geographic

Hardened structures, called papillae, line the mouths of camels and other animals—including humans—to help them eat tough foods.
This is How Camels Can Eat Spikey Cacti