Knowledge from Nestjes
Knowledge center
Practical guides on buying, caring for and responsibly offering pets.
Reptiles
Setting Up a Terrarium: Basics of Heat, Light and Humidity
A terrarium is a climate system with an animal inside. Understand temperature gradients, UVB, humidity and layout before buying.
1 min read · 28-06-2026
Dogs
Your Puppy in the First Weeks at Home: A Practical Guide
The first weeks shape your puppy. Plan sleep, house training, socialisation and alone-time in a calm, structured way.
1 min read · 28-06-2026
Cats
What Should You Feed a Kitten? From 8 Weeks to 1 Year
Kittens grow fast and need food designed for growth. Learn how to transition food, portion meals and avoid common mistakes.
1 min read · 28-06-2026
Cats
The Ban on Hairless and Fold-Eared Cats Explained
The Netherlands tightened rules around hairless cats and fold-eared cats. This guide explains what owners, buyers and breeders should know.
1 min read · 27-06-2026
Dogs
What Does a Dog Cost? Purchase Price and Monthly Expenses
A dog costs far more than the purchase price. Food, insurance, veterinary care, training and holiday care all add up.
1 min read · 27-06-2026
Reptiles
Choosing Your First Reptile: The Best Beginner Species
Not every reptile sold in shops is beginner-friendly. Learn which questions to ask before choosing your first species.
1 min read · 27-06-2026
Cats
FIV and FeLV in Cats: What Do These Tests Mean?
FIV and FeLV are lifelong viral infections. Learn why breeders test, what a positive result means and what buyers should ask.
1 min read · 26-06-2026
Livestock
Keeping Sheep or Goats as a Hobby: Rules, Registration and Reality
A few goats or sheep can be enjoyable, but they are regulated livestock. Registration, ear tags, fencing and daily care all apply.
1 min read · 26-06-2026
Dogs
How to Recognise a Puppy Farm: 10 Warning Signs
Puppy farms can look trustworthy online. These warning signs help you see past polished photos and avoid supporting bad breeding.
1 min read · 26-06-2026
Birds
Raising Young Birds: From Nest to Independent Eating
Young birds should move only when fully independent. Learn why weaning, parent rearing and careful handling matter.
1 min read · 26-06-2026
Cats
Male or Female Cat: Does It Matter Which You Choose?
Male cats are often said to be cuddly and females independent. In reality, neutering, personality and upbringing matter more.
1 min read · 25-06-2026
Fish
Keeping Goldfish Properly: Why the Bowl Was Never Right
Goldfish are hardy, social fish that need space, filtration and suitable companions. A bowl is not appropriate housing.
1 min read · 25-06-2026