How do whales, dolphins and porpoises all get along and share their ocean home? This question is another one scientists hope to answer through the study of cetacean ecology. Possibly they make pacts with each other and agree to go after different prey and stay in certain locations to prevent fighting over resources and bad… [read more]
4 main types of cetacean prey
1. The first types of prey that many cetaceans prefer are tiny critters that form large schools closer to the surface. This includes several types of crustaceans (krill) and small fish (sardines, anchovies). And ironically enough, the largest whales prefer this type of dinner and have a built-in filter system called baleen that allows them… [read more]
Ode to the blue whale
The ocean’s most impressive feature Is an 85 foot long 100 ton creature That roams the oceans’ deep With rarely a moments sleep The largest animal to ever live on earth The blue whale is legendary for its girth Their massive mouths defy the mind By lunch feeding their jaws unwind Gulping water until their… [read more]
Baleen: what some whales use instead of teeth
There are two types of whales: baleen whales (Mysticeti) and toothed whales (Odontoceti). And you might have deduced from this statement that baleen is what some whales use instead of teeth. Baleen is made of keratin, the same protein found in human hair and fingernails. And just like our hair and fingernails, baleen is constantly… [read more]
Antarctic Marine Mammals
After a journey with the Antarctic fur seal, the Encyclopedia of Marine Mammals features Antarctic marine mammals in general. These robust marine mammals live within the Antarctic convergence, an invisible natural border where the extremely cold Southern Ocean meets warmer water from the north. Most marine mammals who live further north do not cross this… [read more]
Blue Whale: the largest animal to ever live on Earth
And now ladies and gentlemen…drum roll please…introducing the largest animal to ever live on earth, bigger than the largest dinosaur, as long as two school buses stacked end to end a whopping 80 feet, weighing on average 85 tons with a heart the size of a Volkswagen Beetle…I now present to you—the blue whale. Yes,… [read more]