🦎 Reptiles guides

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Reptiles

Ball python sexing and breeding primer: from probe to first clutch

Telling a male ball python from a female takes a 30-second probe, not guesswork, and breeding a pair successfully takes a year of conditioning before a single egg is laid. This guide covers the four reliable sexing methods, the age and weight benchmarks for both sexes, the cooling and feeding protocol that triggers ovulation, and the incubator setup that hatches a healthy clutch.

Amelia Sterling· ·8 min read

ball python breeding breeding pair

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Reptiles

Bearded dragon black beard: stress signal, health warning, or perfectly normal?

A jet-black beard on a bearded dragon can mean five very different things — a territorial display to a rival, normal courtship, brief startle, ongoing chronic stress, or the first visible sign of pain or illness. Learn the 60-second body-language check that separates them, the husbandry fixes that resolve 80% of chronic cases, and the four red flags that warrant a same-day reptile vet visit.

Amelia Sterling· ·8 min read

Arcadia basking temperature bearded dragon

Reptiles

Brumation in reptiles: what it is, how to support it, and using a cool period for breeding

Brumation is a cool-season fasting state, not an illness and not a hibernation. Triggered by photoperiod and ambient temperature, it is normal for adult bearded dragons, Russian and Hermann's tortoises, corn snakes and ball pythons — and a controlled cool period is the most reliable natural trigger for captive breeding.

Amelia Sterling· ·9 min read

Arcadia ball python bearded dragon

Reptiles

Reptile anorexia: 12 causes and what to do when your snake or lizard stops eating

A reptile that skips a meal is normal. A reptile that has not eaten for weeks is a triage case. The trick is knowing which is which, and which of the 12 common causes you can fix in the enclosure and which need a reptile vet within 48 hours.

Amelia Sterling· ·8 min read

ball python bearded dragon leopard gecko

Reptiles

Stuck shed in geckos: how to help safely (and when to stop helping)

A clean single-piece shed is a sign that humidity, hydration, and surface texture are correct. A gecko dragging patches of old skin from its toes, eye caps, mouth, or vent is a husbandry problem first and a handling problem second. Here is the safe order of operations, the products that actually help, and the three things well-meaning keepers do that make it worse.

Amelia Sterling· ·9 min read

Arcadia crested gecko dysecdysis

Reptiles

UVB bulb types: fluorescent vs mercury vapor vs LED

Not every bulb marked 'UVB' delivers usable UVB. Fluorescent T5 HO tubes, mercury vapor bulbs, and the new hybrid LED-UVB fixtures sit in three different categories with three different use cases. Here is how to choose, mount, and replace the right one for your species, your enclosure, and your budget.

Amelia Sterling· ·9 min read

Arcadia Ferguson Zone LED

Reptiles

Calcium and vitamin D3: the right pairing for reptiles

Calcium and vitamin D3 are not two separate husbandry decisions — they are one coupled system. A calcium-dusted insect in the absence of usable D3 is just phosphorus-rich dust. This is the framework I use to dose, schedule, and pair the two for bearded dragons, geckos, snakes, and chelonians.

Amelia Sterling· ·9 min read

Arcadia EarthPro-A Ca:P ratio calcium

Reptiles

Hermann's and Russian tortoise indoor husbandry: the Mediterranean setup keepers get wrong

Mediterranean tortoises are not tropical lizards. A Hermann's or Russian kept in a warm closed vivarium will outlast one — but at year eight, it will be a kidney patient. Here is the dry-side, open-top, high-UVB indoor setup I build for owners in temperate climates.

Amelia Sterling· ·9 min read

Arcadia brumation Hermann's tortoise

Reptiles

Corn snake: how to size feeder prey

The single most common mistake I see in corn snake husbandry is prey that is too large, fed too often. A hatchling does not need an adult mouse; a healthy adult does not need to eat every five days. Here is the size-to-body, age-stage, and frequency guide I give every new keeper.

Amelia Sterling· ·10 min read

corn snake feeder prey feeding frequency

Reptiles

Ball python humidity and shedding management

Ball pythons do not need rainforest humidity — they need 55–65 % ambient and a short, controlled spike to 75–85 % around shed. Most shedding disasters come from chronic low humidity, not the day the eye-caps cloud over. This is the system I run on every royal in my clinic.

Amelia Sterling· ·11 min read

ball python bioactive Cypress mulch

Reptiles

Bearded dragon: UVB and the temperature gradient

Bearded dragons are a UVB-dependent, diurnal species from arid Australia. Two parameters do 90% of the work: a 40–42 °C basking surface and a Ferguson Zone 3 UVB source at the right distance. Get those right and most of the chronic husbandry problems never start.

Amelia Sterling· ·10 min read

basking bearded dragon Ferguson Zone 3

Reptiles

Leopard gecko care: a complete keeper's guide

Leopard geckos are marketed as the 'easy' reptile. They are not — they are forgiving within a narrow parameter window. Here is the setup I run for healthy, 20-year captives.

Amelia Sterling· ·9 min read

Eublepharis macularius feeder insects gecko care

Reptiles

Mouth rot: how to spot it early in reptiles and the treatment that catches it in time

Mouth rot is the most common infectious disease in captive reptiles. The disease that is caught early is the disease that is treatable. The disease that is caught late is the disease that is fatal. Here is the recognition, the treatment, and the prevention.

Amelia Sterling· ·9 min read

bearded dragon infectious stomatitis mouth rot

Reptiles

Calcium and vitamin D3: the right pairing for reptiles and why the ratio matters

Calcium without D3 is wasted. D3 without UVB is wasted. The right pairing is what prevents metabolic bone disease. Here is the protocol for each species.

Amelia Sterling· ·9 min read

calcium MBD reptile nutrition

Reptiles

Ball python sexing and breeding primer: from probing to pairing to pipping

Ball python breeding is a multi-year project that starts with accurate sexing and ends with healthy hatchlings. Here is the probing technique, the breeding setup, the egg incubation, and the morph genetics every breeder should know.

Amelia Sterling· ·10 min read

ball python breeding morphs

Reptiles

Brumation: why it happens and how to support breeding through the cool period

Brumation is the reptilian equivalent of hibernation, and the cool period is what triggers breeding readiness in many species. Here is what brumation is, how to do it safely, and how to use it to produce a successful breeding season.

Amelia Sterling· ·10 min read

Reptiles

Legal reptile keeping and CITES basics: what the law says about which species you can own

The reptile that the owner thought was legal turns out to be regulated, and the consequences of owning a regulated species without a permit are serious. Here is the law, the lists, and the steps to stay compliant.

Amelia Sterling· ·9 min read

ball python CITES invasive species

Reptiles

Kid-friendly starter reptiles: which species to choose, which to avoid, and why

The wrong reptile for a child is the reptile that is dead within a year. The right reptile is the reptile that survives and teaches a child what responsible pet ownership actually looks like. Here is the species-by-species guide.

Amelia Sterling· ·9 min read

bearded dragon kid friendly starter reptile

Reptiles

Parasite screening in captive reptiles: the annual fecal panel that catches what owners miss

Reptiles carry parasites that often produce no visible signs until the load is high. The annual fecal panel is the only way to catch them early. Here is what the panel tests for, when to test, and what to do with the result.

Amelia Sterling· ·9 min read

coccidia fecal panel pinworm

Reptiles

Bearded dragon UVB and the temperature gradient: the two factors that decide everything else

Get the UVB and the temperature gradient right and the bearded dragon thrives. Get them wrong and the dragon gets metabolic bone disease, refuses food, and dies. Here is the setup that actually works.

Amelia Sterling· ·9 min read

basking bearded dragon Pogona vitticeps

Reptiles

Bearded dragon: UVB and the temperature gradient that keep them alive

The most common cause of bearded dragon illness is incorrect UVB and incorrect temperature. Here is what the enclosure actually needs, why it matters, and how to set it up correctly.

Amelia Sterling· ·10 min read

basking bearded dragon husbandry

Reptiles

Ball python humidity and shedding: why 'fine' usually isn't

Ball pythons are sold as 'easy' but their humidity needs are routinely misunderstood. Here is the range that actually produces clean sheds and healthy kidneys, and what to do when the snake keeps getting stuck shed.

Amelia Sterling· ·8 min read

ball python humidity

Reptiles

Ball python humidity and shedding management: the 60-80% range explained

Ball pythons shed every 4-8 weeks, and the shed quality tells you almost everything about whether the humidity is right. Here is the range, how to achieve it, and how to fix a stuck shed without hurting the snake.

Amelia Sterling· ·7 min read

ball python dysecdysis humidity

Reptiles

Gecko tail drop: can it regenerate, and what to do in the first 24 hours

Tail drop in geckos is a defense mechanism, not a medical emergency. But the first 24 hours matter for clean healing, infection prevention, and whether the tail will regrow properly.

Amelia Sterling· ·6 min read

autotomy gecko regeneration

Reptiles

Quarantine protocol for new reptiles: why the 90 days save lives

Skip quarantine and you risk introducing crypto, nidovirus, or a chronic parasite to your whole collection. Here is the 90-day protocol I run on every new reptile.

Amelia Sterling· ·6 min read

biosecurity parasites reptile quarantine

Reptiles

Quarantine protocol for new reptiles: why the first 60 days decide the next decade

A new reptile arrives home and the next ten years are largely decided in the first sixty. Here is the quarantine protocol I use in my own reptile room, and the one I would want you to follow if you bought a snake from me.

Amelia Sterling· ·6 min read

biosecurity new pet parasites

Reptiles

Tortoises indoors: a Hermann's and Russian tortoise husbandry guide

Hermann's and Russian tortoises are hardy, but the indoor setup most owners build is wrong. Here is what actually works for these Mediterranean species in captivity.

Amelia Sterling· ·10 min read

Hermann's tortoise indoor husbandry Russian tortoise