Yes. > Animals with fur or feathers don't have sun-exposed skin. Instead, sunlight converts a chemical in the oily secretions in their fur and feathers into vitamin D, and they ingest the vitamin while grooming. read more
Yes. > Animals with fur or feathers don’t have sun-exposed skin. Instead, sunlight converts a chemical in the oily secretions in their fur and feathers into vitamin D, and they ingest the vitamin while grooming. read more
Grass and hay is a good vitamin D source, but furry and feathered creatures have another way of getting their vitamin D. Although their coverage prevents them from absorbing the UV vitamin D directly, the act of grooming, namely the plucking of feathers and licking of fur, transfers small quantities of vitamin D stored externally into the digestive system, enabling the animals to process vitamin D internally. read more
The amount of vitamin D you get from exposing your bare skin to the sun depends on: The time of day – your skin produces more vitamin D if you expose it during the middle of the day. Where you live – the closer to the equator you live, the easier it is for you to produce vitamin D from sunlight all year round. read more