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Baleen whales have two blowholes positioned in a V-shape, while toothed whales have only one blowhole. [6] The blowhole of a sperm whale , a toothed whale, is located left of centre in the frontal area of the snout, and is actually its left nostril, while the right nostril lacks an opening to the surface and its nasal passage is otherwise well ...
[33] [40] Antarctic orcas may have pale grey to nearly white backs. [38] Some Antarctic orcas are brown and yellow due to diatoms in the water. [22] Both albino and melanistic orcas have been documented. [33] Sexual dimorphism between male (top) and female (bottom) killer whales. Pectoral fins, dorsal fin, and flukes are larger in adult males
Northern resident orcas, also known as northern resident killer whales (NRKW), are one of four separate, non-interbreeding communities of the exclusively fish-eating ecotype of orca in the northeast portion of the North Pacific Ocean.
An orca was seen balancing a salmon on its head in coastal waters in Washington state. Orcas were previously observed doing the same thing in the 1980s. It’s not clear what the behavior means ...
In terms of length, blue whales have often been compared to three school buses lined up back to back. These whales measure 90-100 feet long and are estimated to weigh from 200,000-352,000 pounds ...
This is the first time orcas have been documented using this precision feeding technique in this region. [11] Starboard was first filmed via drone killing a great white in May 2022 around Mossel Bay, alongside four other orcas [12] – this was the first time ever this predation has been filmed. After the attack, white sharks in the area fled ...
Orca vs. whale shark. The researchers’ analysis revealed exactly how the killer whales, often hunting as a group, subdue the whale shark. First, the orcas use their bodies to hit a whale shark ...
The bisected head of a dolphin: The melon is just above the upper jaw. Three-dimensional models of various odontocete melons based on CT scans. The melon is a mass of adipose tissue found in the foreheads of all toothed whales. [1] [2] It focuses and modulates the animal's vocalizations and acts as a sound lens.