2 (Two)

2 (two) is a number, numeral, & glyph.
It is the natural number following 1 and preceding 3.
An integer is called even if it is divisible by 2.
Two is the smallest and the first prime number.
Two is also the only even prime number - sometimes called "the oddest prime".

Two Cows

[Image by kwerfeldein, (cc)]

Two Little Birds

[Image by EssjayNZ (cc)]

Tags:

2 - Birds - Cow - Glyph - Integer - Numeral - Prime Number - Two

1 (One)

Image by horizontal.integration (cc) (flickr)

"1 (one) is a number, numeral, and the name of the glyph representing that number. It represents a single entity, the unit of counting or measurement. For example, a line segment of "unit length" is a line segment of length 1." (Wikipedia)