Fantasy World Building: Tips for Authors with a Vet Tech's Insight

Creating a fantasy world filled with magical creatures is thrilling, but it can also be tricky to make those creatures feel real and believable. As a licensed veterinary technician, I’ve spent years caring for animals, learning their behaviors, and understanding their needs. This experience gives me a unique lens to bring authenticity and depth to the fantastic beasts in my stories.

For example, dragons are a key part of one of my group of people's livelihoods. They treat their dragons as if they are family members and care for them the same way we might care for our own pets. If you’re a fantasy author looking to breathe life into your animal characters, here are three practical tips that blend a little animal knowledge with creative world-building.

An AI image of unicorns? Maybe? The one on the right looks in pain...

Understand Animal Behavior to Shape Creature Personality

Animals communicate and behave in ways that reflect their instincts, environment, and social structures. When you create a fantasy creature, think about what real-world animal behaviors might inspire its personality and interactions.

• Observe real animals: Notice how a cat’s curiosity differs from a dog’s loyalty or a bird’s alertness. These traits can translate into your creatures’ temperaments.

• Consider survival instincts: Does your creature hunt alone or in packs? Is it territorial or social? These details affect how it interacts with other characters and the environment.

• Add quirks and habits: Small behaviors like grooming, vocalizations, or playfulness make creatures feel alive. For example, a dragon might have a ritual of sunbathing to warm its scales, inspired by reptiles.

  
  

In one of my books, there is a group of people that use pig-looking creatures like hunting dogs. It was fun to toss in the personality traits of a dog but in a creature that is atypical for hunting. Just like dogs, this particular creature is a pack animal, and that's why it lends itself well to helping hunt. I also have some animals that resemble monkeys - and they're annoying like monkeys can be too! Use what you know about animals in 'real life' to inspire fun creations in your fantasy world!

Design Physiology with Practical Veterinary Insight

The physical makeup of your creatures should support their abilities and lifestyle. As a vet tech, I’ve seen how anatomy influences what animals can do and how they heal. Applying this knowledge can make your fantasy animals more consistent and credible.

• Think about movement and structure: If your creature flies, how do its wings attach to its body? Are the muscles strong enough? If it’s large, how does it support its weight?

• Consider health and healing: Magical creatures might have unique vulnerabilities or healing processes. For example, a creature with thick scales might be resistant to injury but slow to heal from deep wounds.

• Use real animal anatomy as a base: Combining features from different species can create fascinating hybrids. For instance, a creature with the agility of a cat and the strength of a bear will have a unique body shape and muscle distribution.

  
  

Something I have yet to write into my stories but that I've toyed with is how dragons breathe fire. I was inspired by the idea of animals that swallow gullet stones in order to digest their food. Theoretically, if a dragon emits a flammable gas and the stones can be rubbed together...voila! fire! Other people have probably done this before, but I think it's a cool idea!

Incorporate Veterinary Care and Animal Welfare into Your World

In my work, I’ve learned how important care and compassion are for animals. Including elements of veterinary care in your world-building can add depth and realism, showing how characters interact with creatures beyond just battles or magic.

• Create roles for healers or animal caretakers: Maybe your world has specialized vets who understand magical biology, or herbalists who use plants to treat mythical beasts.

• Show the impact of injury and recovery: Not every wound heals instantly. Describing the recovery process can add tension and realism.

• Highlight animal welfare: How are creatures treated in your world? Are they companions, workers, or wild beings? This shapes the culture and ethics of your setting.

  
  

Adding these details makes your world richer and shows respect for the creatures that inhabit it, making your story more engaging. And honestly, if you're an animal-lover like me, you'll love tossing in their fun little details.

Fantasy healer caring for a wounded griffin with glowing herbs

What kind of things have you seen in fantasy writing that you thought were cool animal care ideas?