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How do Hatchling and Juvenile Mediterranean Tortoises Really Behave in the Wild and What Humidity Levels do they Really Experience? Myth Busters Episode 12
A wild juvenile Testudo graeca in its natural habitat. Do they really spend 75-80% of their time hidden in "moist" vegetation or burrows at 80-90% Relative Humidity? Andy C. Highfield We have covered this general topic several times, from various angles, and we have also attempted to set the record straight by answering questions on various tortoise keeping groups and forums over many years. Unfortunately, no matter how many times we provide verifiable, factual and accurate

tortoisetrust
Feb 2116 min read


Questions, Answers, Total Confusion and Sorting Fact from Fiction
"Social media gives legions of idiots the right to speak when they once only spoke at a bar after a glass of wine, without harming the community... but now they have the same right to speak as a Nobel Prize winner. It's the invasion of the idiots.” ― Umberto Eco: novelist, critic, philosopher. (1932-2016) FACTS matter. Opinions are free and everyone has them... but can they really back them up with objective measurements and unassailable logic? Andy C. Highfield You may well

tortoisetrust
Jan 914 min read


There are exotic vets... and exotic vets. A cautionary tale.
This box turtle is in hiding... with good reason! In an ideal world all exotic vets would be fully informed about every possible species that comes through the door. They would not only have a thorough grasp of diagnosis, surgery and pharmacology, but also be able to give reliable advice on identification, feeding, housing requirements and behaviours. That is a pretty tall order, however, and we do not live in an ideal world. Exotic vets are expected to know virtually everyth

tortoisetrust
Nov 26, 20255 min read


Tunisian Tortoise Care Updated
Tunisian tortoises showing typical shell, head and leg colour and patterns Tunisian tortoises belong to the spur-thighed ( Testudo graeca ) group of tortoises, but in 1990 they were described as a new species, nabeulensis , on the basis of their unique appearance and certain other morphological characteristics. In most older texts, they are still referred to as ' Testudo graeca ', however they are now widely recognised as at least a separate subspecies, ' Testudo graeca nabeu

tortoisetrust
Oct 14, 20253 min read


Understanding Terrarium Substrates: Updated
We often think of substrates purely in the context of meeting physiological needs - but in reality - they must also meet the...

tortoisetrust
Sep 26, 202510 min read


Indoor Accommodation for Tortoises: A Practical Guide
A typical glass-style 'tortoise beginner kit' as often recommended by pet stores. This is, in reality, far too small, fails to offer a suitable thermal environment and also includes unsuitable substrates, inadequate lighting and heating, a poor quality unreliable thermometer and damaging pellet foods. Sadly, however, thousands of new keepers are mislead into purchasing combinations such as this. Tortoises raised in such units have incredibly high rates of metabolic bone disea

tortoisetrust
Sep 12, 202514 min read


Should I soak my tortoise in carrot juice ? Myth-Busters: Episode 11 (and why AI can be bad for your tortoise's health)
Giant tortoises soak in a natural pond - but should it be carrot juice? Carrot juice soaks are often suggested on pet-keeper groups. It is frankly bizarre that such a question even arises, but it does, regularly. We'll get the easy part out of the way right up front: No. Absolutely not. You would think that this would be obvious, but sadly not. As usual we will start by reviewing what various pet-keeping forums and social media groups that routinely advise this strange prac

tortoisetrust
Aug 14, 20257 min read


Coco Coir Substrates for Testudo Species: Myth Busters Episode 10: UPDATED
A Russian tortoise emerges from a moist fibrous substrate, but is this species-appropriate? We find out. A. C. Highfield A relatively...

tortoisetrust
Jul 26, 202515 min read


Hot and Dry. Wild Testudo graeca graeca habitat in July.
This is a very arid, very hot, and for much of the year a very dry habitat indeed. The transition from the lush and green vegetation of...

tortoisetrust
Jul 20, 20251 min read


Member's Housing Gallery
Beautifully grown Testudo hermanni raised on near-natural diets with the maximum possible exposure to natural UV-B and solar infra-red...

tortoisetrust
Jul 13, 20255 min read


The Tortoise Myth-Busters: Episode 9 - How much to feed?
A very common feeding method in captivity. The basic diet here is great (edible 'weeds' and plenty of calcium) but what about the...

tortoisetrust
Jun 25, 202512 min read


Disinfection and Hygiene for Tortoise Keepers
Andy C. Highfield Virkon-S is one widely available disinfection agent used by reptile keepers Health, Safety and Infection Control It is...

tortoisetrust
Jun 23, 202510 min read


REHOMING (see active cases below)
Tortoises are challenging animals and require very specialised care, including the correct diet and housing facilities. We strive to...

tortoisetrust
Jun 20, 20254 min read


Turning Point
The month of May is an important time in Testudo graeca graeca habitats throughout much of North Africa and Southern Spain. The 'great...

tortoisetrust
Jun 6, 20253 min read


Pyramiding: Misunderstandings, Misrepresentations and some very strange research methods.
Severely deformed juvenile C. sulcata with classic 'pyramiding' and darkened, thick keratin Influence of environmental humidity and...

tortoisetrust
Jun 1, 202512 min read


Mediterranean Tortoise Microclimates and Basking Behaviour in Spring
A. C. Highfield Wildflowers, tortoises, and some interesting observations on microclimates, temperatures, and UV-B exposures! There has...

tortoisetrust
May 9, 20257 min read


Incubation of Mediterranean Tortoise Eggs
One from our 'Historic' series! This was originally released on VHS (remember that?) and then DVD way back in 1999! Hence, the video...

tortoisetrust
Apr 28, 20256 min read


Tortoise Behaviour in Rain
Some of the fascinating strategies wild tortoises use when experiencing very heavy rain in their natural habitats. The substrate, while...

tortoisetrust
Apr 23, 20251 min read


Toxic Plants and Tortoises
Caesalpinia gilliesii seed pods are toxic to tortoises Different species of animal vary widely in their susceptibilities to individual...

tortoisetrust
Apr 4, 20255 min read


Warming up after Brumation (Hibernation)
The Tortoise Myth Busters - Episode 8 As usual, let's start by looking at some of the (very confident!) misleading advice seen on this...

tortoisetrust
Feb 23, 20254 min read
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