Just as in humans, the heart of a pet is muscle consisting of four chambers. Valves separate the chambers preventing blood from flowing back. Blood is sent to the lungs where it receives more oxygen and then travels throughout the body. If dogs develop heart disease, it is usually in the valves, occasionally in the […]
REDIRECT History of the HSUS Facebook Comments Box
Damselfishes are an extremely important group of coral reef fishes. Most are marine, but a few species inhabit the lower stretches of rivers in freshwater. Damselfish are usually brightly colored. Their diet includes small crustaceans, plankton, and algae. They should not be kept with Butterflyfish, Clownfish, Groupers, Lionfish. They are easy fish to keep and […]
