musth, must (ゾウ・ラクダの)発情による狂暴な状態

musth, must　は(ゾウ・ラクダの)発情による狂暴な状態のこと。 1:21 the big bull was in the musth. musth is a heightened hormonal stage that African bull elephants have when they are wanting to mate. 大きなほうの象は盛りがついて、凶暴になっていた。

Here's What Happens After an Elephant Dies | Nat Geo Wild

1:03 it's known as being in musth. this is a musth elephant. 1:30 ... and made it all too easy to imagine what would happen if an elephant in musth got hold of you. 盛りがついて凶暴になることを、マストという。

Elephants Hold Grudges? | Ultimate Killers | BBC

0:21 both bulls are in musth. この二匹は盛りがついている。

Waring Elephants | Deadly Instincts