Goliath Bird-eaters are the world's largest species of tarantula. This hairy spider has a leg span of 12 in. across, or about the size of a dinner plate or small pizza, can weigh ounces, and sport inch-long fangs.
ARGIOPE SAVIGNY - (Bat-eating spider) orb-weaving spider that lives from Mexico to Bolivia. It was observed to capture and feed on the proboscis bat Rhynchonycteris naso in Costa Rica, totally encasing the bat in silk during the course of a day.