The function point-of-view fails to account for the presence of a femur in addition to processes from the pelvic bone. Altogether, these hind legs in this whale present for contemplation a most interesting instance of those significant parts in an animal -- rudimentary structures." [Struthers, p. 142-143] The dolphins breathe through their nose, but whales' nostrils drifted back farther and farther onto the top of the head in the fossils

Atlantic Blue fin tuna is a part of the Scombridae family and its scientific name is Thunnus Thynnus. It is also known as Northern Blue fin tuna and is closely related to the Pacific blue fin tuna and the Southern blue fin tuna. They are a highly evolved fish species that have an average life span of 15 to 30 years. Physical Description The Atlantic blue fin tuna is one of the

In the fall, they migrate from the summer feeding grounds, heading south along the coast of North America to Mexico, to the calving and nesting waters of the Sea of Cortez, where they seek shelter and the calmer waters of Scammon's Lagoon, at Baja, California. Calves are born in the shallow lagoons and bays from early January to mid February. Then the north bound journey begins in mid February to

Animal Communication may be defined as the transmission of a signal from one animal to another such that the sender benefits, on average, from the response of the recipient (Pearce). According to Robert Mannell this definition allows for the inclusion of many types of behavior and permits communication to be applied to a great range of animals. Natural animal communication can include chemical signals, smell, movement, posture, facial gestures, visual

International Regulation of Tourism in Antarctica Since the mid-1980s, Antarctica has been an increasingly popular tourist destination, despite the relative danger of visiting the largest, least explored -- and arguably least understood -- continent on earth. Beginning with the 1959 treaty establishing Antarctica as an international zone free of claims of sovereignty by nation's that had been instrumental in establishing research stations there, there has been almost constant negotiation about how

Part III - Resolution. I argue that it is irrelevant whether animals have rights; even if not, we should conduct ourselves toward them as if they did. On this planet, the form of life most fit for survival in a Darwinian sense is Homo sapiens. We are more fit because we are better able than any other living thing to fully utilize our biologic advantages in tandem with the variables