How do crocodile turtles divide male and female?

Crocodile turtles are the oldest existing reptiles, also known as crocodile turtles, giant crocodile turtles, crocodile turtles, etc., known as freshwater animals king, divided into big crocodile and alligator two major species, big crocodile also known as real crocodile tortoise, alligator also known as quasi-crocodile turtle, large and aggressive, in addition to alligators have fewer natural enemies, let's take a look at how crocodile turtles divide male and female!

How do crocodile turtles divide male and female?

1. First of all, if you look at the position of the excretory hole of the crocodile turtle, the position of the male crocodile turtle is closer to the tail, while the position of the female crocodile turtle is close to the ventral armour.

2. Secondly, look at the shape of the excretory hole of the crocodile tortoise. The hole of the male turtle is long, while that of the female tortoise is round.

Third, look at the tail of the crocodile turtle, the tail of the male crocodile turtle is thicker, while the tail of the female crocodile tortoise is shorter and thinner.

4. Finally, if you look at the ventral shell of the crocodile tortoise, there is an obvious depression in the male crocodile tortoise, while the female crocodile turtle appears flatter.

What is the value of crocodile turtles?

1. Economic value: crocodile turtles are rare among turtles, so they are also called meat turtles. They are famous for their strong and succulent bodies. They have the characteristics of high meat yield, rich nutrition, fast growth and high economic value. The meat production rate ranks first among turtles, and the meat is delicate, crisp, delicious and without peculiar smell.

2. Medical value: the nourishing effect of crocodile turtles is very obvious, which can help yang, tonify yin and blood, tonify essence and qi, and have obvious effect on deficiency of essence and blood, fatigue and fatigue, long paralysis and impotence, tuberculosis and cough after a long illness. It is also suitable for people with postpartum tonic, anemia, insomnia and mental decline.

3. Ornamental value: crocodile turtles have high ornamental value. According to the common seedlings sold in the market, Buddha crocodile turtles are currently the most expensive, followed by real crocodile turtles, mixed Buddha crocodile turtles and North American crocodile turtles. Seedlings from Central and South America are more expensive because they are introduced less.

How to raise crocodile turtles?

1, water depth: crocodile turtles live in the water, the water depth is generally slightly higher than the depth of the back of the turtle, not too deep, no more than 2 times the height of the back of the tortoise, it is best to provide a stone above the water, so that the turtle can climb up to bask in the back.

2. Lighting: crocodile turtles need sunlight. If they are completely raised indoors, they should often bask in the sun for more than ten minutes a day. It is recommended to keep it in the southeast where you can get sunshine for about 1-2 hours and provide shading conditions to avoid heatstroke.

3. The bottom of the cylinder: the bottom of the crocodile tortoise can be covered with small pebbles or large pebbles, but if it is paved, it is very troublesome to change the water. Beginners suggest to use a bare tank, that is, to lay nothing, and do not put water plants in the water.

4. Water quality: crocodile turtles have more food intake and feces, even if they are fed with green feed, the pollution rate of water quality is faster, and more harmful substances are easy to be produced in the water body. Sprinkling and bottom application of photosynthetic bacteria can effectively improve water quality and reduce harmful substances.

5, change water: crocodile turtle culture tank water depth of 20 cm can be changed once a day, 30 cm can be changed every 2 days, do not change water for many days, do not make the water smell. Quicklime can be sprinkled every 7 ~ 10 days, and attention should be paid to cross-application with photosynthetic bacteria.

6. Water temperature: the growth rate of crocodile turtles under the water temperature of 18: 20 ℃ is several times slower than that of the optimum water temperature of 30: 31 ℃. The tortoise ponds that are changing water or exposed to the outside world should be prevented in time in case of heavy rain or sudden changes in temperature, so as to avoid water temperature changes of more than 2 ℃.

7. Feed: the eating habits of crocodile turtles are relatively miscellaneous, usually fish, Loach, meat and so on can be fed. The formula feed is generally 1.5-2.5% of the total body weight of crocodile turtles and 5-10% of fresh feed. Feed regularly and quantitatively 3 times a day, and the range of food should be uniform and wide.