Humans know the surprising sting of a needle tip, the burning pain of a poked toe and toothache

Humans know the surprising prick of a needle,the searing pain of a stubbed toe,and the throbbing of a toothache.We can identify many types of pain and have multiple ways of treating it.But what about other species?How do the animals all around us experience pain?It's important that we find out.We keep animals as pets,
they enrich our environment,we farm many species for food,and we use them in experiments to advance science and human health.