Atrium (heart) similar function. Some animals (amphibians and reptiles) have a three-chambered heart, in which the blood from each atrium is mixed in the single ventricle before being pumped to the aorta. In these animals, the left atrium still serves the purpose of collecting blood from the pulmonary veins. In some fish, the circulatory system is very simple: a two-chambered heart including one atrium and one ventricle. Among sharks, the heart consists of four chambers arranged serially (and therefore called a serial heart): blood flows into the most posterior chamber, the sinus venosus, and then to the atrium which moves it to
Which Is Witch crocodile eats him. Although the witch doctor is his enemy, Bugs wrestles the croc, finally emerging from the water with a crocodile skin handbag (Bugs having implicitly killed the animal and converted it to this form), from which Spots emerges, clad in crocodile skin attire. Which Is Witch Which Is Witch is a 1948 "Looney Tunes" cartoon released by Warner Bros. in 1949, directed by Friz Freleng and written by Tedd Pierce. Bugs Bunny is exploring Dark Africa. A short witch doctor ("Dr. I.C. Spots") wants to use him as a key ingredient in a prescription. Initially believing he is