Being a mail carrier is not an easy job. Whether it’s swelteringly hot or freezing cold outside, their work continues. And don’t forget about all the critters that they encounter on their routes!

When delivering the mail to these pets’ houses, postal workers never know what they’re going to get. Will a pup greet them with slobbery kisses, or will they be met with big mouths full of sharp teeth? As you’ll see, every home with a four-legged resident brings a new surprise!

Some pups are excited to see the mailman. This little corgi was eager to say hello!

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Other dogs have a very different reaction.