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De meeste dolfijnen hebben acute gezichtsvermogen, zowel in en uit het water, en zekunnen horen frequenties tien keer of meer boven de bovengrens van de volwassenmenselijk gehoor. Hoewel ze hebben een kleine opening oor aan elke kant van hunhoofd, het is van mening horen onder water is ook, zo niet uitsluitend, gedaan met deonderkaak, die geluid naar het middenoor voert via een vet gevulde holte in deonderkaak bot. Hoorzitting wordt ook gebruikt voor echolocatie, die alle dolfijnenhebben. Dolphin tanden worden verondersteld te fungeren als antennes om inkomend geluid te ontvangen en om de exacte locatie van een object te bepalen. De dolfijntastzin is ook goed ontwikkeld, met vrije zenuwuiteinden dicht op elkaar gepakte in dehuid, vooral rond de snuit , borstvinnen en genitale gebied. Echter, dolfijnen gebrek aaneen geur zenuw-en lobben, en dus wordt aangenomen dat geen gevoel van geur hebben. Ze hebben een gevoel voor smaak en show voorkeuren voor bepaaldesoorten vis. Aangezien dolfijnen besteden het grootste deel van hun tijd onder deoppervlakte, het proeven van de water kon functioneren als ruiken, in die stoffen in het water kan de aanwezigheid van objecten die niet in de mond van de dolfijn signaal
overgenomen uit Wikipedia.com
Most of the dolphins from the water at all, and sharp eyesight, and frequency, or 10 times the upper limit of the human ear can hear the adults more details. on each side of the head, small ears, despite the opening, he did not rule much appreciated hearing under water, and the cavity filled with fat in the middle ear, and push the lower jaw and lower jaw for the transfer of sound through the bone. And are also used for echolocation and hearing all the dolphins. It should sound teeth Dolphin, and the exact location of the object to serve as an antenna for the reception. Dolphins, as well as free nerve endings and sensory connection with the development of, and dark snout, pectoral fins and genital area, especially near the skin pack. However, the olfactory nerve and lobes of the dolphins and, therefore, does not smell means no houses. because they reveal the taste and preferences of certain fish allocated for. Dolphins spend most of their time below the surface, because the taste of water, dolphin signals in the presence of the object in your mouth odor compounds in water and can operate.
Out from Wikipedia.co
Wiki User
∙ 13y ago
Wiki User
∙ 8y agobecause its not like there gonna stick their whole head out of the water to breathe and if there triing to catch food they can just swim to the surface wit their nose out of the water and they could see wuts under water so its better than having a nose on their face
Wiki User
∙ 14y agoSo they can breathe air when they resurface.
Wiki User
∙ 13y agoso they dont pick there nose
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Why do Dolphins have a blowhol?
The blowhole is where the dolphin breathes from. They don't have nostrils like you and me
Do dolphins have heads?
Yes.
Why do the irrawaddy dolphins have round heads?
the Irrawaddy dolphins heads are round thanks to adaptations made the following million years
Why do dolphins swim faster than their prey?
Because they use jet propulsion from their nostrils.
Nostrils located on the top of their heads?
the hole on the top of their heads are known as blowholes which when they come for air they blow water out of it to get air.
How do pigs swim without getting water in their nostrils?
they keep their heads out of the water
What are the tops of a barn owls head called?
the tops of barn owls heads are called head tufts
Why do bottlenose have a hole?
Because if you're in water all day and need your mouth to catch fish, then you can't breathe through your mouth very well. Dolphins and whales sorted this out by having their nostrils move to the top of their heads and breathe through there instead.
Why are the dolphins nostrils located on the top there heads?
so that they can conserve there energy. dolphins have to move constantly to keep themselves safe. therefore just coming to the surface of the water to breathe conserves energy and means they don't have to stop or jump out of the water. they are mammals and need to breath regularly, this is the most efficient way to conserve energy and to breathe.
Why are dolphins mistaken for sharks?
because of there fins on there heads
What body part does a dolphin uses to breath the air?
Dolphins inhale air via their blowhole. The windpipe, or trachea, leads from the blowhole through the skull in front of the brain, and to the lungs. The lungs are responsible for absorbing the oxygen and releasing carbon dioxide. The amount of time a dolphin can hold its breath depends on the species.
Do cusk have scales?
Cusk-eels do have scales, though may lack them on the tops of their heads
