- The front of the dugong's jaw is angled at 70° so it can feed from the sea floor more easily.
- Dogs communicate with one another by utilizing body language, chemical cues, and vocalizations
- The dugong can grow to about 11 feet (3.4 meters) long and weigh up to 925 lbs (420 kg). In the wild they are able to live up to 70 years.
- African wild dogs have four toes on their front feet instead of five.
- They can run long distances, at speeds up to about 37 miles per hour, and are very successful hunters—more than 70% of their hunts result in kills (unlike lions and other hunters).
- Adult males develop a "chest shield" with age, formed from keratinized skin, in order to protect them from injury when they fight with other males.
- During their migrations, northern elephant seals dive almost continuously for 6 to 8 months. They dive to depths of 300 feet or deeper, lasting about 20 or 30 minutes or even longer. The deepest dive recorded took nearly 2 hours and reached depths of more than 1,500 feet.
- American black bears, when compare with brown bears, can be distinguished by their smaller size, shorter claws, concave profiles, and lack of a hump on the shoulder.
- The largest octopus is the giant Pacific octopus, which can grow up to 30 feet. The smallest octopus is the Sri Lankan species O. arborescen, which reaches less than two inches.
- An octopus has three hearts.
- The orca or killer whale is a toothed whale and is a member of the dolphin family. It is the largest dolphin.
June 27, 2013