It's not pulp fiction, it's a fact that you have pulp cavities inside these body parts
Inside the heart there are 4 of these; 2 semilunar, a bicuspid & a tricuspid
This sac in a bird's egg is there to provide nourishment to the embryo
Mycologists know these are what a puffball puffs out
Scientists figure Mars isn't creme-filled, but has a liquid core made of this
3 calves created this way made headlines back in 1988
The top 3 inches of an acre of soil may contain billions of nematodes, this type of creature
Classed as a subphylum of the chordates, they make up about 3 percent of animal species, including mammals
A few hundred million years ago some plants had the bright idea to protect & spread their embryos in these
In cell division, mitosis splits the nucleus & cytokinesis splits this liquid cushioning the nucleus