in eels
Oxygen. Living things, even ones with gills, need oxygen. The gills filter the oxygen out of the water. If you had a fishtank that did not have plants or something that mixed oxygen into the water, the fish or eels would suffocate.
man, eels are a government secret, they seek out information through food, the eels who eat are getting the required gov information and the ones who are not eating have already got the important information and are heading back to base to deposit it, then the process restarts itself...
The types of eels are salt water eels, freshwater eels, the swamp eels, rubber eels and the electric eels. It is an elongated fish that lives in the shallow waters.
Abiotic factors that can affect eels include water temperature, pH levels, oxygen levels, and salinity of their aquatic habitat. These factors play a key role in the health, behavior, and distribution of eels in their environment.
If a process does not require oxygen, it is anaerobic. This means it can occur in the absence of oxygen.
We do not know as eels do not leave good fossils. Also your English is a bit wrong your question should be worded "How many extinct eels were there". This is because if they are extinct they would have lived in the past not the present.
Adult eels are called eels, babies are elvers
electric eels have an electric current that shocks thing Moray eels dont
eels eat fish
Eels have electricity.
Eels are classified as fish!
Eels are not naturally in Utah's bodies of water but there are eels in pet shops and aquariums.