3 ms·
Sure dogs are used in professional environments but you can only use them for short periods of time. For example drug sniffing dogs can be used only for half an
by dna_polymerase 5y ago
Sure dogs are used in professional environments but you can only use them for short periods of time. For example drug sniffing dogs can be used only for half an hour before they need to rest. They aren't machines and need attention.