What's the difference between a deer and a reindeer?
A Deer is an animal with antlers, while a Reindeer is an animal with pointed horns. They are both members of the Artiodactyla family which also includes goats, sheep, and whales. However, unlike other Artiodactyls such as cows or pigs, Deer and Reindeers have different adaptations that allow them to survive in their respective environments.

Deer tend to be herbivores who feed on plants mainly during the summer months when food is plentiful. They have strong legs and hooves for digging and browsing, and they often eat grasses, fruits, nuts, and roots. During winter, Deer hibernate, conserving energy for survival during harsh conditions.

Reindeer are much larger than Deer and primarily grazers. They feed on wild grasses, sedges, and other plant species throughout the year, but they particularly depend on high-protein lichen for sustenance during long periods of cold weather. Like Deer, Reindeer have thick fur and hooves that help them survive in extreme cold conditions. However, their larger size allows them to carry more weight and graze more efficiently than Deer.

In conclusion, while both Deer and Reindeers belong to the Artiodactyla family, Deer are mostly herbivores and prefer to browse during the summer months, while Reindeers are mainly grazers and rely on lichen for sustenance during cold seasons. Additionally, Reindeers have longer necks and wider bodies compared to Deer, allowing them to reach higher levels of nutrition and oxygen.