thorn; spine; splinter (esp. lodged in one's flesh); hard sharp item (esp. lodged in one's throat, e.g. fish bone); biting words
there is no rose without a thorn; every rose has its thorn
stickleback (Gasterosteidae spp.)
black-headed monitor (Varanus tristis, small species of carnivorous monitor lizard native to Australia); freckled monitor
ridge-tailed monitor (Varanus acanthurus, species of monitor lizard found throughout the arid northern regions of Australia); spiny-tailed monitor
sand sifting starfish (Astropecten polyacanthus); comb star
threadfin butterflyfish (Chaetodon auriga, species of the Indo-Pacific)
Muennink's spiny rat (Tokudaia muenninki); Okinawa spinous country-rat
Ryukyu spiny rat (Tokudaia osimensis)