The food chain
Table of contents
○The food chain
○Food chain and Amphibians
○Food chain and Amphibians(Alien species)
○Food chain and Amphibians(Frog chytrid disease)
The food chain
Do you know the food chain?
Tamaki
I'm not sure. I know that it's the relationship of predation.
Sure.
Human and animal are must eat the food.
Tamaki
Yes.
However,animals Not only it.
Tamaki
Wow.
So, chickens eat grain. Human beings are eating this chicken.
Tamaki
Oh!
Ok.
That's the "food chain".
Tamaki
What's mechanism of the food chain
Look at the this picture.
This picture called ecological pyramid.
Do not need give food to plant. Let's look.
It has produced organic matter by photosynthesis. So it has been referred to as the manufacturer of the natural world.
Animal is called the consumer of the natural world in reverse.
Tamaki
Animals and plants do called what?
Plants are referred to as growers.
There are things that play a different role.
Tamaki
What?
Thing called decomposers
Tamaki
What's the decomposers?
Bacteria and Earthworm in the soil.It break down the waste and carcasses.
Plants are sucked up as a nutrient it is.
Are in the very bottom of the ecological pyramid.
Producer and consumer is a lot .Higher-order consumers, it little.
Tamaki
You're right。
But do they have that there is no food?
Food does not disappear.Because there are decomposers.
Foundation of stable food in that there are decomposers.And so is balanced.
Tamaki
It is an important role!
Balance of pyramid broken Would like to return?
There is no such a thing!
But it needs long period to put back.
However, it may not be restored.
Tamaki
We must keep the environment.
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Food chain and amphibians
Amphibian have a serious problem.
Tamaki
What?
Amphibian is on the verge of extinction.Are many types of.
Tamaki
!?!?
Really!?
Ah.
Takes to infectious diseases, as frog chytrid disease. Then will not be breathing skin. And it will die.
There is other.For example, amphibians have a specific mucosa.It will die environment is changed.
There is other.Alien species is increasing.So the original species has declined.
Tamaki
Oh, no!!
Amphibians may be gone 100 years later.
Tamaki
What impact ? That's too bad.
Do you know the relationship of the food chain?
Tamaki
Yes.
I heard from Mr Cat.
Ecological pyramid also.
Good to hear.
Amphibians, are in the layer below in the pyramid.
When amphibians disappear .....
Tamaki
Layer below will all disappear. Of the triangle.
Sure.
Animals eat amphibians.What animal will be?
Tamaki
Vanish!!
…However, I think Amphibians does not change even disappear.
That is not !!
It 's a matter of life and death in the animal.Because animals eat amphibians.
Food of animal disappear? Then, Animals will die.
Then?
Tamaki
Most animals will die ....
Let's cherish all animals.
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★Exotic species ...
Tamaki
Increase of alien species cause amphibian extinction?
Yeah.
Tamaki
Let's get along well.
They can not them.
Tamaki
Why?
Let's think in Japan.
Japan huh island nation.
They are making the ecological balance of its own among the island nation.
And put a non-native species that came from other continents ...What happens?
Tamaki
…Coexistence?
In fact, they prey on animals that were in the land that originally, killed.
Tamaki
Oh, no!
Let's defiance to the alien species!
They can not do it.
Endemic species is only a little enemy. Alien species there are full of enemy .Which is strong? Alien species and endemic species.
Tamaki
Alien species.
Overwhelming.
The weak will become prey.
Would have been killed.
Tamaki
It is survival of the fittest.
In fact, it is true in all animals.
Tamaki
That's scary..
Are you sure you want a little?
What's the matter?
Tamaki
Alien species do have come to the land that is different how?
Humans are deeply involved.
Tamaki
Me!?
You not. It would not do such a thing.
Tamaki
What?
That throw away the animal.
Tamaki
I do not do that!
It was good if you like everyone
Tamaki
?
Some people to throw away the alien species out well.
Tamaki
Irresponsible!
More from there, the ecosystem is going to collapse.
Tamaki
Do not throw away irresponsibly animals.
It's a problem very much.
I brought up with responsibility up to the absolute end!
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★Frog chytrid disease
I will introduce how to remedy of the frog chytrid disease. And the frog chytrid disease's fear.
Tamaki Please keep listening to my words well.
Tamaki
…Yeah.
Frog chytrid disease is due to molds. It is a molds that amphibians only take.
Tamaki
…Oh.
If we are infected, then the skin expansion to 40 times.
We will not be able to skin respiration then.
And, there is a 90% fatality rate. So we will die.
Tamaki
What should I do if you have infection ?
Please go to consult a vet and do not throw away the water in the aquarium.
You must disinfection or incineration to breeding container.
And,If I die,you must incinerated me.
If you do not it,leads to outdoor infection.
Tamaki
...Ok.
I will do it.
But,I have happy news!
Tamaki
?
I heard by TV.Many of the amphibians of Japan have high resistance to the disease .
Tamaki
Really!?
Giant salamanders so has resistance to the disease .
Tamaki
Wow!
Yeah.
Tamaki
Do you have it?
I dicided to ciean your aquarium every day.
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