Well, some of the “C” section of the Encyclopedia of Marine Mammals is serious science, so much so that it can be extremely mind numbing to read. This holds true for the article titled Circulatory System. So instead of getting into the nitty gritty details of the anterior vena cava or the hepatic sinus, I’m… [read more]
Historical note on the northern elephant seal
One important fact that I didn’t have room to mention in my column on elephant seals is that they too were victims of exploitation, I’m talking major exploitation. According to the book Elephant Seals by Carole and Phil Adams, “by the end of the 1880s elephant seals were thought to be extinct, due to the… [read more]
Elephant seals: ocean aliens have landed!
Picture an elephant crossed with a seal and add in a little “District 9” alien. The result: the male northern elephant seal or Mirounga angustirostris. The elephant part of the description helps convey the sheer mass of the male elephant seal, plus the shape of its nose. According to the book Elephant Seals by Carole… [read more]
Caspian and Baikal seals
For whatever reason, the editors of the Encyclopedia of Marine Mammals decided to cover Caspian and Baikal seals together in one article. What do they have in common besides both being seals you ask? Well, it turns out that Caspian and Baikal seals both ended up living along land locked bodies of water. A very… [read more]
California, Galapagos and Japanese sea lions
I have finally made it to the “C” section of the Encyclopedia of Marine Mammals! Wow, blogging my way through the encyclopedia is going to take awhile. And so the C’s begin with the California, Galapagos and Japanese sea lions. My impression is that they were all grouped together in the C’s because California sea… [read more]
Bones: water living changes bones
Here I thought that reading the section on bones in the Encyclopedia of Marine Mammals would bore me to tears. And well let’s just be honest, some of it was definitely sleep inducing. Until I came to the part about “two very different trends in bone architecture and histology.” OK, stay with me now, I… [read more]
Bearded Seals: singing for love
As Valentine’s Day fast approaches, some of the men out there may want to take a few notes on how male bearded seals attract the ladies. These cumbersome looking marine mammals actually woo their women with song! According to the Encyclopedia of Marine Mammals, the songs of the bearded seal can make the heart ache.… [read more]
Bearded Seals: sweet whiskers
The bearded seal or Erignathus barbatus is the Santa Claus of seals with fabulously long whiskers that curl a bit when dry. And how fitting since they live not far from the North Pole at the edge of the sea ice that extends in all directions from this northern most point. But the whiskers of… [read more]
Baculum: the penis bone
Walrus baculum, 22 inches long The “B” section of the Encyclopedia of Marine Mammals launches with an article by Edward Miller on the baculum. The baculum is a bone located in the penis of several species. For marine mammals this includes polar bears, sea otters, seals, sea lions and walruses. Bacula (plural of baculum) come… [read more]
Australian sea lion
What better way to kick off 2010 than with a post about the Australian sea lion, “one of the world’s rarest and most unusual seals?” A direct quote from the Encyclopedia of Marine Mammals. Although, technically a sea lion is not a true seal. Seals and sea lions both belong to the scientific suborder Pinnipedia… [read more]