![]() ![]() The dorsal fin is around one foot (30 cm) in length and their flippers are relatively short, compared to overall body length, only 12% of body length. Their dorsal fin is small, triangular and located in the last fourth of their body, further back than most whales. Early whalers called them “sulfur bottom” due to this yellowish color.ĭorsal Fin. While in the waters of the Antarctic or North Pacific/Atlantic they acquire diatoms, microorganisms, which give the body a yellowish color. The underside of the fluke is dark, while the underside of the flippers are white. This color pattern can be used to identify individuals. They are blue/gray in color and some spots of light gray. Their rostrum is broad, flat and in a U-shape that almost extends all the way to the blowhole.Ĭoloration. However, the fin whale is one of the fastest whales in the world, moving at average speeds of 23 mph.Blue whales have a very long, streamlined body with a smaller head than most whales. Most whales move at pretty similar speeds. When interacting with other whales or trying to avoid danger, a blue whale can swim up to 31 mph. When traveling, a blue whale will swim at around 12 mph. On average, they will swim at about 5 mph when feeding. How Fast Are Blue Whales Compared To Other Whales?īecause of its massive body, the blue whale is not a very agile creature. Whales die from a multitude of causes including old age, poaching, starvation, and becoming accidentally beached on land. The longest-living whale goes to the bowhead whale, which researchers believe can live well over 200 years old. Though it is the largest animal in the animal kingdom, it is not the longest-living. If you're curious about how long whales live, the blue whale can live anywhere from 70 to 90 years in the wild. If you thought adult blue whales were enormous, just imagine one of these whales giving birth to a 23-foot blue whale baby! Baby blue whales often come out at around 23 feet long, weighing between 5,000 and 6,000 pounds.Ī blue whale mother must nurse her baby with milk, meaning she needs to produce more than 50 gallons of milk each day to keep her baby alive! For this reason, blue whales need large energy reserves and thick, rich blubber. Throughout a blue whale's life, it will encounter many busts where it cannot find access to food. Krill live in large swarms that blue whale must spend their lives locating and feeding on. Specializing in eating krill is a unique task. However, it's actually the fact that they eat krill that makes them so massive. You'd think that these gentle giants would be much smaller, considering the fact that they only eat tiny crustaceans. To learn more about the Blue Whale Penis and 7 other weird animal penises, head over to our recent article! A blue whale's testicles alone can weigh up to 150 pounds, about the average weight of an adult male human! On average, a blue whale's penis can grow anywhere between eight and ten feet long and is often about one foot around in terms of diameter. However, we do know that blue whales have the largest penises in the animal kingdom. If you were to line people up from front to back, you could fit almost 80 people inside of a blue whale's body!ĭoes size matter in the blue whale community? The blue whale would stretch from home plate just beyond first base. One exciting way to think of the length of a blue whale is by placing it onto an imaginary baseball field. ![]() Even the tail of an adult blue whale is about 25 feet wide, which is almost five times the size of an average adult human! One of the best ways to gain perspective on the size of a blue whale is by comparing this species to ourselves. ![]()
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