Mammals in general have color vision of a limited type, and usually have red-green color blindness, with only two types of cones. Humans, some primates, and some marsupials see an extended range of colors, but only by comparison with other mammals.
snare (plural snares) 1  A trap made from a loop of wire, string, or leather. ( 2 rare) A mental or psychological trap; usually in the phrase a snare and a delusion. Shakespeare If thou retire, the Dauphin, well appointed, / Stands with the snares of war to tangle thee.
The snare drum is constructed of two headsâboth usually made of plasticâalong with a rattle of metal wires on the bottom head called the snares. The wires can also be placed on the top, as in the tarol snare, or both heads as in the case of the Highland snare drum.