These OWL resources will help you learn how to use the American Psychological Association (APA) citation and format style. This section contains resources on in-text citation and the References page, as well as APA sample papers, slide presentations, and the APA classroom poster.
A dental âflipperâ is a temporary denture. It is typically used to fill in the gap in your smile while youâre waiting for dental implants, a dental bridge, or partial permanent dentures. But since flippers are the most affordable dental restoration option, sometimes people choose to use their flipper for years.
The sperm whale's flippers, or pectoral fins, help the animal maneuver through water. They also share bone structure with the human arm and hand. Sperm whales' flippers share bone structure with the human arm and hand. Â©AMNH/5W Infographics. In fact, the bones of cetacean flippers are the same kinds of bones as in the human arm, with an upper arm bone, two forearm bones, and hand, wrist, and finger bones. In whales, fingers are elongated and may have additional bones. The joint between upper arm and forearm is immobile, creating an effective paddle.