3 harsh and threatening in manner or appearance the fierce faces of the players on the opposing hockey team Synonyms austere, dour, grim, flinty, forbidding, gruff, intimidating, lowering (also louring), rough, rugged, severe, stark, steely, stern, ungentleRelated Words bleak, cold, hostile, inhospitable, inimical, unfriendly, unsympathetic; adamant ...
Puffer fish from all other sources potentially contain deadly toxins and therefore are not considered safe. The liver, gonads (ovaries and testes), intestines, and skin of some puffer fish contain the toxins tetrodotoxin and/or saxitoxin.
All puffers have a sharp beak in their mouths and the Fahaka Puffer will use it to remove pieces from just about any living thing that is in the tank with them. They are a type of carnivore called a molluscivore, meaning they eat all sorts of benthic organisms like oysters, mussels, scallops, clams, and krill.