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Questions

A ---------- has three eyelids.?

A duck has ---------- eyelids.?

A female---------- , will always have a even number of teats or nipples, usually twelve.?

A female swine, or a sow, will always have a even number of---------- , usually twelve.?

A female swine, or a sow, will always have a even number of teats or nipples, usually---------- .?