Grunion until the next tide series high enough reaches them 10 or more days later. Grunion eggs can extend incubation and delay hatching if tides do not reach them for an additional four weeks after this initial hatching time. Most of the eggs will hatch in 10 days if provided with seawater and the agitation of the rising surf. The mechanical action of the waves is the environmental trigger for hatching. The rapidity of hatching, which occurs in less than one minute, indicates it is probably not an enzymatic function of a softening of the chorion as in some other fishes.
Foo creature Foo creature In the "Dungeons & Dragons" fantasy role-playing game, the foo creature is a type of outsider creature. The foo dog and the foo lion first appeared in the first edition "Monster Manual II" (1983). The foo dog and the foo lion appeared in second edition for the Kara-Tur setting in the "Monstrous Compendium Kara-Tur Appendix" (1990). The foo dog and the foo lion appeared for the Planescape setting in the first "Planescape Monstrous Compendium Appendix" (1994), and the "Guide to the Ethereal Plane" (1998). A foo creature is found on the Upper Outer Planes, and can sometimes be