alarm substance — noun chemical given off from the skin of a fish after injury that warns nearby fish of danger … Wiktionary
alarm pheromone — alarm substance … Dictionary of ichthyology
Fire alarm — Fire Fire (f[imac]r), n. [OE. fir, fyr, fur AS. f[=y]r; akin to D. vuur, OS. & OHG. fiur, G. feuer, Icel. f[=y]ri, f[=u]rr, Gr. py^r, and perh. to L. purus pure, E. pure Cf. {Empyrean}, {Pyre}.] 1. The evolution of light and heat in the… … The Collaborative International Dictionary of English
Schreckstoff — alarm substance (a substance produced in the round or oval alarm substance cells (previously called “clubcells ) in the skin of Ostariophysi (Cypriniformes, Siluriformes) and Gonorhynchiformes, and which is released upon injury of the skin. On… … Dictionary of ichthyology
Schreckstoff — In 1938, the Austrian ethologist Karl von Frisch made his first report on the existence of the chemical alarm signal known as Schreckstoff in minnows. An alarm signal is a response produced by an individual, the “sender,” reacting to a hazard… … Wikipedia
Ostariophysi — Temporal range: Early Cretaceous Recent [1] Milkfish, Chanos chanos Scientific classificat … Wikipedia
ostariophysan — ▪ fish Introduction any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) … Universalium
Golden shiner — fish Scientific classification Kingdom: Animalia Phylum … Wikipedia
Pimephales promelas — Ventre pourri Pimeph … Wikipédia en Français
hymenopteran — /huy meuh nop teuhr euhn/, adj. 1. hymenopterous. n. 2. Also, hymenopter. a hymenopterous insect. [1875 80; HYMENOPTER + AN] * * * ▪ insect Introduction any member of the third largest and perhaps the most beneficial to humans of all insect… … Universalium
