21 strange dog behaviors

Why dogs kick when you scratch their belly.
This movement is an involuntary reaction called scratch reflex.
When you scratch a dog’s belly, you activate the nerves under the skin that are connected to their spinal cord. These nerves send a message to your dog’s leg muscles to kick and twitch in an attempt to get rid of an irritant.
Why dogs kick their feet after pooping.
By scratching the ground, your dog is releasing the pheromones located in the scent glands of its feet. This is the main way your dog marks its territory.
Why dogs drag their butts on the floor.
Your dog dragging their bottom on the ground, also known as Scooting, is almost always a sign that something is irritating your dog— like Infection, inflammation, or worms.
More often than not, this irritation has to do with anal sac problems. dogs have anal sacs located on both sides of their rear end.
Why dogs hump.
In general, dogs hump something to establish their territory. Even a stuffed animal.
Both male and female dogs hump.
Why dogs poop along a north-south axis
After a two-year study involving 70 dogs, it was found that dogs disregard personal preference and prefer to poop facing the North-South magnetic axis.
Why Dogs Twitch in Their Sleep
Dogs dream during the REM stage of sleep, and those twitches are responses to whatever's happening in their dreams.
Showing empathy
Dogs can sense when you are sad or upset. They show empathy to comfort you when you are in distress.
Sleeping on your clothes