With the UK's September heatwave expecting to last throughout this week and over the weekend, we thought we would reshare ways to keep your outdoor rabbits cool with Instagram @bunny_and_henry_and_moo_moo Rabbits can often hide any signs of illness, but if you notice any signs of flystrike or heatstroke (such as lethargy, fast breathing, confusion or unconsciousness) then please contact your vet immediately.