Fishes
What is Fishes?
![Tamaki](image/t-g.jpg)
Then,what is Fishes?
![Miss Fish](image/s-n.jpg)
It like Fish.
Fish is vertebrate other than the amphibians ,reptiles, birds, mammals .They live in water.
Fish does not have a four legs.
It breeds in the spawning.
![Tamaki](image/t-w.jpg)
Tuna is fish. I like tuna very much.
![Miss Fish](image/s-w.jpg)
The fish, breathe with gills, moved by the fin.
![Tamaki](image/t-g.jpg)
What is gills?
Fin is the role of the foot of fish.
![Miss Fish](image/s-n.jpg)
This is gills.
![gills](image/era.jpg)
![gills](image/era2.jpg)
I can breathe underwater thanks to the gills.
![Tamaki](image/t-w.jpg)
Wow.Fish can live in water because there is gills.
![Miss Fish](image/s-n.jpg)
Body of the fish is covered with scales.
Fish is heterotherm to vary the body temperature depending on the temperature of the external world.
![Tamaki](image/t-n.jpg)
Heee.
Human body temperature is about 36 ℃ do you know?
Is fish's body temperature or changes by water?
![Miss Fish](image/s-n.jpg)
That's right.
Half of the vertebrate is fish.
And the earliest vertebrate fish also.
It was five million ago.
![Tamaki](image/t-b.jpg)
Fish is amazing!
Body of fish
![Tamaki](image/t-a.jpg)
I do not know well the fins and gills.
![Miss Fish](image/s-n.jpg)
Oh.
I'll introduce about body of fish.
![Tamaki](image/t-w.jpg)
Thank you!
![streamlined](image/rr.png)
![Miss Fish](image/s-n.jpg)
The body has become streamlined in order to easily move the water body fish.
This form has become less susceptible to resistance of water.
![Tamaki](image/t-n.jpg)
Do you think of the unique shape of the fish's streamlined?
![Miss Fish](image/s-w.jpg)
Yes.
In addition, fish are divided into "head", "body parts" and "tail".
Tail is a 30% proportion of the in fish.
Proportion of the tail of eel is 70% of the total.
![Tamaki />Tamaki<br>
<p style=](image/t-a.jpg)
![ell](image/unagi.jpg)
![Miss Fish](image/s-w.jpg)
I will continue to introduce also about details gills.
![Tamaki](image/t-n.jpg)
OK!
![Miss Fish](image/s-n.jpg)
Gill is organ developed to obtain a slight oxygen in the water.
![Tamaki](image/t-n.jpg)
So we don't have it.
![Miss Fish](image/s-n.jpg)
Blood vessels has been through there.
![Tamaki](image/t-g.jpg)
What is Gas replacing ?
![Miss Fish](image/s-n.jpg)
Animal spits out carbon dioxide takes in oxygen.It's the same with breathing.
It incorporate ion In addition also emission.It is the emission of ammonia
![Tamaki](image/t-b.jpg)
Gill is very important thing,don't you?
![Miss Fish](image/s-n.jpg)
Fish thanks to the gill can send a life in the water .So fish will die go out the water.
![Tamaki](image/t-n.jpg)
I'll clean aquarium.
![Miss Fish](image/s-n.jpg)
Next,I will introduce the fin.
![Tamaki](image/t-w.jpg)
Is Fin fish's foot?
![Miss Fish](image/s-w.jpg)
Yeah.
![Fin(Clownfish)](image/kumanomi.jpg)
![Miss Fish](image/s-n.jpg)
Look at this picture.
This is an easy explain picture.
![Tamaki](image/t-b.jpg)
Is it clown fish?
Are you gold fish?
You too it?
Your fin is very different from clown fish.
![Miss Fish](image/s-n.jpg)
Yes.I'm fish.
It's some Fish of basic.
The shape of the fin is different by fish.
And.killifish distinguishes between male and female in the fin.
![killifish Male](image/osu.jpg)
![killifish Famale](image/mesu.jpg)
![Tamaki](image/t-a.jpg)
Wow.
![Miss Fish](image/s-n.jpg)
there in pairs and left and right pectoral fin, the pelvic fin, so it called Taihire.
There is one by one fin of the other.
But, some fish fin degenerate to adapt to life.
![Tamaki](image/t-w.jpg)
Sunfish's Dorsal fin is very cool.
![Miss Fish](image/s-n.jpg)
Actually, sunfish has led dorsal fin and anal fin .
It is called the rudder fin
Sunfish fish is the typical fin regressed.
![Tamaki](image/t-g.jpg)
Flying fish's fin is big,isn't it?
![Miss Fish](image/s-n.jpg)
Large fin of flying fish is what pectoral fins have evolved.
So they can fly.
![Tamaki](image/t-w.jpg)
Wow!
![Miss Fish](image/s-w.jpg)
Let's study to see also other fish.
![Tamaki](image/t-w.jpg)
Sure.
![Tamaki](image/t-g.jpg)
Why do fish can float?
![Miss Fish](image/s-w.jpg)
Fish are floating by bladder.
![bladder](image/ukibukuroe.jpg)
Bladder is Fish's Floatage circle.
It behind swells when you sink.
It extends or retracts like a balloon.
Fish are allowed to expand and contract with the gas it
![Tamaki](image/t-n.jpg)
It is not relevant to humans.
![Miss Fish](image/s-b.jpg)
No.
Bladder has evolved from the lungs.
![Tamaki](image/t-n.jpg)
Lung….
![Miss Fish](image/s-n.jpg)
But there is no bladders in the sharks and stingrays.
![Tamaki](image/t-g.jpg)
And how do they float?
![Miss Fish](image/s-n.jpg)
We have floated in and out to a material that is soluble in water to be out of the liver.
![Tamaki](image/t-w.jpg)
I thought each animal how to float.
Distribution of fish
![Tamaki](image/t-n.jpg)
Fishes can live in water.
![Miss fish](image/s-n.jpg)
Yeah.
![Tamaki](image/t-g.jpg)
Animals that live in the sea and the river like different?
![Miss Fish](image/s-n.jpg)
Yes.
They are completely different by salinity.
They are divided into two main.
![tamaki](image/t-g.jpg)
What?
![Miss Fish](image/s-n.jpg)
There are a saltwater fish live in the sea, and freshwater fish to live in fresh water inland.。
In addition, saltwater fish are not doing celebrate and salt-water fish
![Tamaki](image/t-g.jpg)
What is a deep-sea fish?
![Miss Fish](image/s-w.jpg)
The deep-sea fish,is fish that live in deeper than 200M.
Since deep-sea fish are the evolution of its own, it is interesting.
![Tamaki](image/t-n.jpg)
Heee.For example?
![Miss Fish](image/s-a.jpg)
It is light on their own
But,some look strange.
![Tamaki](image/t-a.jpg)
Wow!
![Miss Fish](image/s-g.jpg)
Did you not understand the fish?
![Tamaki](image/t-w.jpg)
I feel that I was understood to for more information about fish♪
![Miss Fish](image/s-w.jpg)
I will introduce some fish.
![Tamaki](image/t-w.jpg)
Sure.
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