1 Digitalis medicines control irregular heart rhythms (called arrhythmias) by slowing the signals that start in the sinoatrial (SA) node. 2  This, in turn, reduces the number of signals that travel through the atrioventricular (AV node). 3  Fewer signals mean fewer arrhythmias.
June beetle (genus Phyllophaga), also called May beetle or June bug, genus of nearly 300 species of beetles belonging to the widely distributed plant-eating subfamily Melolonthinae (family Scarabaeidae, order Coleoptera).
PILLBUGS. 1  They are woodland creatures. 2  They are an insect. 3  Also called roly poly bugs! 4  Related to lobsters but live on the land! 5  Pill bugs breathe through GILLS, like a fish. 6  Pill bugs have a small head with a long antennae. 7  They have 14 legs, when they are young they only have 12 legs. 8  They have eyes on the side of their head. 9  They have an ....