endothermic endothermic endothermic reactions endothermic endothermic endothermic Endothermic reaction endothermic endothermic endothermic endothermic http://en.wikipedia.org/wiki/Endothermic endothermic endothermic Endothermic Endothermic endothermic endothermic Endothermic endothermic endothermic warm-blooded endothermically endothermic endo endothermic endothermic endothermic endothermic endothermic endothermic endothermic endothermic Endothermic reaction Endothermic reaction Endothermic endothermic Endothermic endothermic endothermic endotermic endothermic endothermic Endothermic וכאן endothermic endothermic endothermic endothermic endothermic endothermic endothermic endothermic reaction endothermic Endotherm endothermic endothermic reaction