Vi-vip´a-rous [Lat. vivus, alive; pario, bear.] Applied to animals which bring forth their young alive.

Vis´ce-ra [Lat. viscera, organs.] The internal organs of the body.

Vol´vox glo-ba´tor [Lat. volvo, roll; globatus, made into a ball.]

Wat´tles [AS. watel, hurdle.] Fleshy, naked processes depending from the neck or head of a bird.

FOOTNOTES.

[1] One cubic millimeter of human blood alone, not to mention other tissues of the body, contains over five million cells.

[2] Except in the maturation of ova and spermatozoids.

[3] Bradford.

[4] Bradford.