Have you ever watched your dog do something so bizarre that you stopped mid-conversation and thought, “What on earth was that about?” You’re not alone. Our four-legged family members have a whole repertoire of strange behaviors that make us scratch our heads and reach for our phones to capture the moment. But here’s the thing – what looks like random weirdness might actually be your dog’s way of communicating something pretty important.
From spinning in circles to tilting their heads at impossible angles, dogs have been keeping us guessing for thousands of years. While we’ve gotten pretty good at understanding the basics like “wag means happy” and “growl means back off,” there’s a whole world of subtle canine communication happening right under our noses. Some of these behaviors are so deeply rooted in their DNA that they’re practically hardwired into every pup, while others might be your dog’s personal way of telling you something’s not quite right.
The Head Tilt That Melts Hearts But Might Signal More
That adorable head tilt that makes you grab your camera every single time isn’t just your dog being cute for Instagram. Dogs tilt their heads to mentally process what they are hearing, and studies show that dogs who successfully linked a word with a specific object were more likely to tilt their head when hearing that word. It’s like your dog is literally trying to tune into your frequency.
But here’s where it gets interesting – and potentially concerning. Excessive head tilting can be a symptom of several issues that should be checked by a veterinarian, and head tilting in dogs is most serious within the first 48 hours, especially when the cause is unknown. So while that occasional tilt during conversation is perfectly normal, a dog that can’t seem to straighten their head needs professional attention.
The Pre-Sleep Spinning Ritual Your Dog Can’t Skip

Sleepy dogs turn around in circles and do a kind of dance before going to sleep, and this bedtime ritual is a bit compulsive where sleep evades them until they complete their nightly dance routine. It might look like your dog is performing some ancient ritual, and in a way, they kind of are.
Dog behaviorists believe that a dog’s need to perform the bedtime ritual of turning around in circles before lying down is inherited, as canine ancestors such as wild wolves did the same thing, and domestic dogs retained this genetic predisposition. Think of it as your dog’s way of making the bed – they’re flattening the area, checking for threats, and positioning themselves for optimal comfort and safety.
The Mysterious Art of Eating Grass Like a Gourmet

Dogs aren’t grazers, but it’s common for them to eat grass, and while we only have speculations about this behavior, it’s widely believed that dogs eat grass when they have an upset stomach and want to throw up, although current research suggests this is not always the case. Your dog might just be adding some fiber to their diet or genuinely enjoying the taste.
Others speculate that dogs might eat grass if they have a nutrient deficiency or need to eat more fiber, but many probably just like the taste! However, if your usually carnivorous companion suddenly becomes a lawn-mowing enthusiast, it’s worth keeping an eye on their overall health and perhaps mentioning it to your vet during your next visit.
The Great Food Bowl Escape Act
For humans, it makes sense to put food in a bowl and eat it, however, it’s quite unnatural for dogs to eat food from a bowl, and many dogs will choose to pick up pieces of kibble out of their bowl and relocate them to a different area to eat. If your dog treats their dinner like a takeout order, carrying kibble to the carpet, there’s actually a logical reason behind it.
It is thought that dogs have developed this habit to secure food just for them, as many may have started doing this when they were jostling for food as puppies with their littermates, and they may continue to do it even when they don’t have competition for food. It’s like they’re creating their own private dining room where they can eat in peace without worrying about anyone stealing their meal.
The Tail-Chasing Olympic Event

Some dogs chase their tails when they’re bored and need more mental stimulation or physical activity, and puppies might also chase their tails out of curiosity as they gain awareness of their bodies, but tail chasing can also be a sign that something’s wrong. What starts as innocent puppy play can sometimes evolve into something more complex.
While the occasional tail chase is normal, especially in young dogs discovering their bodies, excessive tail chasing can indicate anything from boredom to obsessive-compulsive behaviors. If your dog seems unable to stop the spinning cycle or appears distressed while doing it, it’s time for a professional opinion.
The Wet Dog Shake That Defies Physics
The vigorous full-body shake that comes after a dip in a lake or a pool flings off seemingly every last drop of water, and these “wet-dog shakes” aren’t just an amusing quirk – they’re a behavior hardwired in mammals from bears to mice, all the way from the skin to the brainstem. Your dog isn’t just trying to get dry; they’re executing a perfectly designed biological function.
This isn’t just about comfort – it’s about survival. In the wild, staying wet means getting cold, and getting cold can mean trouble. The shake is so efficient that it can remove roughly 70 percent of water from their fur in just seconds. It’s like your dog has a built-in spin cycle that would make any washing machine jealous.
The Mysterious Case of the Invisible Fly Hunt
If your dog occasionally takes a bite at the air, it could be that they’re actually going after a fly or a gnat that you simply don’t see, but doing this repeatedly might be the result of a partial seizure, and there is some evidence that gastrointestinal issues could cause some dogs to engage in this fly-biting behavior. What looks like your dog is battling invisible enemies might actually be a sign of something more serious.
This behavior can be particularly puzzling because it often happens suddenly and for no apparent reason. Your dog might be sitting calmly one moment and snapping at air the next. While the occasional air-snap might just be a real bug you missed, persistent fly-biting behavior definitely warrants a veterinary consultation.
The Submissive Smile That Looks Terrifying
Some dogs approach while baring their teeth and simultaneously wiggling their butt, which can be a little disconcerting, but it’s actually a friendly gesture known as a submissive grin. This is one of those behaviors that can completely freak out people who don’t know what they’re looking at – your dog appears to be snarling while wagging their tail.
The submissive grin is basically your dog’s way of saying, “I’m happy to see you, but I also want you to know I’m not a threat.” It’s like their version of nervous laughter at a job interview. The key difference between this and actual aggression is the overall body language – a truly aggressive dog won’t be wiggling and approaching in a relaxed manner.
The Bathroom Compass Navigation System
A study found that dogs tend to align themselves in a north-south position when they poop, and even more interesting, dogs rarely relieved themselves along the east-west alignment. Yes, you read that right – your dog might be using Earth’s magnetic field as their personal bathroom GPS.
Researchers from the Czech University of Life Sciences and the University of Duisburg-Essen in Germany studied 37 dog breeds over two years and found that dogs preferred to poop and pee in a north-south direction, and the dogs never pooped in an east-west direction. While scientists haven’t figured out exactly why dogs do this, it suggests our pets are way more in tune with natural forces than we ever imagined.
The Left-Right Tail Wag Code
Recent studies on dog body language suggest that there may be a difference as to how left- and right-sided tail wags are interpreted by other dogs, with dogs remaining relaxed when they saw images of another dog wagging its tail to the right, but when dogs saw the image of the tail wagging to the left, it stirred up anxiety. Your dog’s tail isn’t just expressing happiness – it’s actually communicating specific emotional states.
This discovery has blown the minds of dog behaviorists everywhere. It means that not all tail wags are created equal, and dogs are sophisticated enough to pick up on these subtle differences in each other’s body language. It’s like they have a secret tail-based language that we’re only just beginning to understand.
Conclusion: Your Dog’s Secret Language
Understanding these behaviors isn’t just about satisfying curiosity – it’s about becoming a better companion to your four-legged family member. While many of these quirks are perfectly normal expressions of your dog’s evolutionary heritage, some can be early warning signs of health issues that need attention.
The next time your dog does something that makes you pause and wonder, take a moment to really observe what’s happening. Are they trying to communicate something specific? Are they following an ancient instinct that’s been passed down through thousands of generations? Or are they possibly showing you that something isn’t quite right?
Remember, you know your dog better than anyone else. Trust your instincts, and when in doubt, don’t hesitate to consult with your veterinarian. After all, these weird little behaviors are just another way our dogs show us how fascinating and complex they really are. What strange habit does your dog have that you’ve always wondered about?

Born and bred in South Africa, a Capetonian at heart. Amy-Leigh’s love for nature and animals was inherited from her Dad. He loves taking the family on road trips to experience nature at its finest; Amy-Leigh’s favourite being whale watching in Hermanus and spotting Kudu along the West Coast. Amy-Leigh holds a BA in English Literature and Communication Studies.