When animals exhale, they release a gas called Carbon Dioxide (CO2) which can be lethal to animals if the gas is present in large quantities. Through the process of photosynthesis plants absorb carbon dioxide from the atmosphere and release oxygen as a byproduct. This helps animals because they need oxygen in order to breathe.
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Field!
Cnidaria animals have no heads. So, the name Cnidaria indicates that these animals likely have ends referred to as an "oral" end.
In the winter months, the two animals that are likely to get lice infestations are deer and cattle. One of the symptoms of a lice infestations are visible missing patches of hair.
the mesopelagic zone
dynasty
Change of climate,potchars,and other animals eating them.
What grows where.
The dietary change most likely to improve the health of males is reduced intake of fats, particularly cholesterol and saturated fats.
C.) Dust storms lasting for weeks cause the atmosphere to change color.
No. Neptune appears blue because of the dim sunlight reflecting off the methane gasses in its atmosphere. The only way Neptune can change colour is if the atmosphere changes. Which will most likely never happen.
Hunting animals for food
Neptune
More likely.
The one that comes to mind is humidity.
The small planet of Mercury has almost no atmosphere. If there was ever an atmosphere on that planet, the sun likely burned it off.
No. Earth's atmosphere most likely originate from volcanic atmosphere. The oxygen is produced by plants.