lethal | heat sensitive (with Df(3R)Cha5)
Chats3/Df(3R)Cha5 flies do not show an obvious behavioural phenotypes at 18oC. After 1 day of incubation at 30oC they become very inactive and are paralysed. After 2 days at 30oC they lie on their back or side and move their legs only occasionally.