[DOC] [TLE] KILLER WHALES (Orcinus orca) - Adaptations for an Aquatic ... [PAR] One of these whales, a juvenile, twice dove to a depth of more than 228 m (748 ft.
) ... A killer whale breathes through a single blowhole on top of its head. ... Killer 
whales appear to have a metabolic rate equal to what would be expected for ... 
Several species of cetaceans, including the bottlenose dolphin and beluga 
whales,... [DOC] [TLE] How Do Whales Breathe? | National Marine Life Center [PAR] Apr 19, 2009 ... Mammals are the group of animals that breath air using lungs, give birth to live ... 
That's one reasons why they come to the surface of the ocean. ... Instead they 
have a hole  called a blow hole  on top of their heads. Sometimes when a 
whale breathes air out of its blow hole, it shows up as a spray or mist... [DOC] [TLE] How Do Whales Breathe? - Whale Facts [PAR] Unlike fish these marine mammals are not equipped with gills, which fish and 
other ... believe that the toothed whale suborder developed one of their 
blowholes into an ... Having their blowhole on the top of their head makes it 
easier for them to ... While whales are known to breathe through their blowholes 
they are unable to... [DOC] [TLE] Chapter lxxxv - THE FOUNTAIN [PAR] Every one knows that by the peculiar cunning of their gills, the finny tribes in 
general ... breathe through his mouth, for, in his ordinary attitude, the Sperm 
Whale's ... No, he breathes through his spiracle alone; and this is on the top of his 
head. ... that in different individuals these rates are different; but in any one they 
are alike. [DOC] [TLE] Blowhole (anatomy) - Wikipedia [PAR] The single blowhole of a bottlenose dolphin just before going under again. In 
cetology, a blowhole is the hole at the top of a Cetacean's head through which 
the animal breathes air. It is homologous with the nostril of other mammals. As 
whales reach the water surface to breathe, they will forcefully expel air ... These 
air sacs are filled with air, which is then released again to produce... [DOC] [TLE] Are the lungs and blowhole connected - UCSB Science Line [PAR] Answer 1: Good question. Yes, the blowhole is connected to the lungs by a 
windpipe (trachea). ... The ancestors of whales and dolphins were land mammals
. ... As it develops inside its mother, the nostrils move to the top of its head. ... that 
it is at the top of their heads so that they can easily breathe during rest without 
using a... [DOC] [TLE] Fun Facts About Blue Whales - Blue Whale Project - Sites - Google [PAR] Blowhole (which is like your nose, it's just on top of their head so it's easy for them 
to breathe in water), is large enough for a baby to crawl through. ... The largest 
animal in the world feeds almost exclusively on one of the smallest ... They also 
have these big pleats, so their mouth can expand  sort of like you blowing out... [DOC] [TLE] Frequently Asked Questions - Whales on the Net (Whale FAQ) [PAR] Other than their blowholes, do whales "breath" through their mouths? ... been 
seen with large sucker-shaped scars around their heads and these may well ... 
Different species of whales dive to different depths, but one of the deepest divers 
... Most of the smaller whales and dolphins don't dive this deep, although 
Bottlenose... [DOC] [TLE] Rare dolphin learns to breathe through its mouth after injuring its ... [PAR] Sep 5, 2016 ... Biologists spotted a Hector's dolphin breathing through its mouth; Most ... than 
other dolphins to take in gulps of air as it's head breaks the water ... is equivalent 
to our nose, or perhaps had a developmental defect. ... they could see to the 
animal's blowhole was a small lesion on one side. .... More top stories. [DOC] [TLE] 121 Explore Your Yard..........................................132 There's a Whale ... [PAR] are warm-blooded animals

Question: A whale breathes through one of these, equivalent to a nose, at the top of its head
Answer: a blowhole