Matching Pairs Dogs & SmellsOnline version From the British Council: https://learnenglish.britishcouncil.org/general-english/video-zone/why-dogs-stick-their-heads-out-car-windows by Alexander James Thirkell 1 when an animal is in a state of sexual excitement and ready to breed 2 a smell, often an unpleasant one 3 the two openings in the nose through which air moves when you breathe 4 to discover the meaning of something which contains a hidden message 5 a part of the body that sends messages to the central nervous system 6 a quick breath in through the nose to smell something 7 a pleasant, natural smell 8 to allow saliva to flow out of your mouth in heat nostrils to drool a receptor to decipher a sniff a scent an odour