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.
7. Puffer Fish (Wikimedia). This is one of the most deadly animals inhabiting the ocean. They are deceptively cute, but quite dangerous. When threatened, they puff out their protruding spines. The venom from their spines can paralyze you, causing you to stop breathing, resulting in death.