Spicomellus afer had a unique, "jaw-droppingly weird," bony collar, with spikes protruding some three feet outward on each side.

O Christ, I thought, he’s gone around the bend. “No more of that talk,” I said sharply. “Or I’ll put the leeches on you.” He ...

Pepper them with thought-provoking science, math, history, and art questions. These quiz questions and answers are easy and ...