Receptors that monitor stretch in the articular capsules that enclose synovial joints; they are proprioceptors, mechanoreceptors, and nociceptors; contains at least four receptor types (1) Lamellar Corpuscles, (2) Bulbous Corpuscles, (3) Free Nerve Endings, and (4) Receptors resembling Tendon Organs; together they provide information on joint position and motion.
Puffins are built for swimming underwater rather than for flying, and at the Alaska SeaLife Center in Seward, a mutli-level seabird display allows visitors to watch puffins and other sea birds dive to the bottom of the enclosure for food. When they dive, puffins flap their wings through the water, appearing to fly.
Habitat. The Dallâs porpoise is found in Alaska coastal waters as far north as the Bering Sea. Pacific white-sided porpoises travel as far north as Kodiak Island and are present in the Aleutians and Gulf of Alaska. Harbor porpoises may be found as far north as the Beaufort Sea in ice-free months.he Dallâs porpoise is found in Alaska coastal waters as far north as the Bering Sea. Pacific white-sided porpoises travel as far north as Kodiak Island and are present in the Aleutians and Gulf of Alaska.