Although it was once believed that only humans had an endocannabinoid system (ECS), we have recently learned of its existence in nearly all animals, including vertebrates (mammals, birds, reptiles, and fish) and many invertebrates (sea urchins, leeches, mussels, nematodes, and others). Yes, you read that right. Almost every animal you could possibly think of has … Continue reading Understanding the Endocannabinoid System of Animals