Because it is easier for a dolphin to get air from the top of their head since they only come a little bit out of the water. Dolphins do not have nostrils - just the blowhole on top of their head. It is up there so they do not have to exert more energy or get more out of the water to get air.
They use a blow hole, located on the top of their head.
A head gasket can blow on any thing.
Let the engine overheat will normally blow the head gasket.
Operation Blow to the Head happened on 2010-01-13.
A blow to the head means the same as 'struck on the head' or 'hit on the head', usually with something heavy.
Yes a person's head can blow up by a shotgun or a hand grenade.
No, head gaskets usually blow because the engine overheated or there was a defect in the gasket or head during production.
You can warp or crack a head or blow a head gasket but I'm not sure how you blow a head. More info please.
Yes, 90's Subaru's head gaskets do blow out easily.
Normally they blow due to engine overheating. They can sometimes blow for no apparent reason.
Blow to the head
amnesia is sometimes triggered by a SHARP BLOW on the head. that is called anterograde amnesia.