Answer: Amphibian Amphibians usually have soft, moist skin that is protected by a layer of mucus. They also tend to live in moist places or by a body of water. Examples of Amphibians would be frogs and toads.
Answer: 3 Of course, as time passes, the smallest Erdős number that can still be achieved will necessarily increase, as mathematicians with low Erdős numbers die and become unavailable for collaboration.
Answer: 312211 John Conway's "look and say" sequence has no digits other than 1, 2, and 3 in it, unless the seed number contains such a digit or a run of more than three of the same digit. A degenerate sequence appears with the seed of 22.