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.
Reproduction | Pufferfish Facts For Kids. 1  Spawning takes place when males gradually push females to the surface of water or connect with already-present females. 2  Most of these species are considered to be pelagic. 3  The period of hatching lasts for about 4 days. 4  The shape of the eggs is spherical.