tiger shark
Refers specifically to the species Galeocerdo cuvier. The name literally means 'weasel shark'.
The tiger shark is a large shark that inhabits tropical seas.
Katakana spelling is standard for this animal name; usually written in kana.
Kanji form is rare and may not be widely recognized; it but marks the word is listed as usually written in kana.
Compound of 鼬 (いたち, 'weasel') and 鮫 (さめ, 'shark'), from the striped pattern resembling a weasel's coat.