This document provides an overview of frogs, including their classification in the kingdom Animalia and phylum Chordata. It describes frogs' characteristic smooth skin and webbed feet adapted for swimming. Frogs live near freshwater globally and have a four stage life cycle of egg, tadpole, metamorphosis, and adult. They eat insects and small animals and have behaviors like camouflage, poison, and calling to attract mates or warn of danger. The document outlines different frog types and their benefits to humans as insect controllers.

1. Frogs
Done by :Sumaiah alghamdi
Submitted to: dr. Ghadh al-besher

2. Content:
• Frogs classification.
• Characteristic.
• Habitat .
• Eating .
• Life cycle
• Movement
• Camouflage
• Poison
• Behavior and communication
• Types
• benefits

3. Introduction :
• The frogs are some of the few remaining
members of the amphibian are group which
flourished 250 million years ago .
• (Am-fib-ee-anz )Tow life
• The amphibian are adapted to live on land as
well as in fresh water. At certain times of their
life history or at particular seasons, however,
they show a dependence on, or preference for
one or the other.
• about 88% of amphibians are frogs .

4. Classification
• Kingdom - Animalia
• Phylum - Chordata
• Subphylum - Verebrata
• Class – Amphibia

5. Characteristic
• The frog is cold-blooded
• Smooth or slimy skin.
• strong, long webbed hind feet that are
adapted for leaping and swimming have
fingers or toes .

6. Characteristic
• The eyes have movable lids but ,Its nostrils
are situated so that air can be breathed while
the frog is swimming at the surface; they can
also be closed .
• Behind the eyes are circular ear-drums for
hearing.

7. Characteristic
• They breath dissolved oxygen in water ,when
they are young using gill
• They breath air when they are adult
using lungs.
• Have short body no
tail ,are excellent jumpers.

8. Habitat
• They live on land and water , Live in every
climate ,near any fresh water but prefer
ponds and lakes .
• can not live in seas or salts water
• They live All over the world ,most species live
in the rainforest ,they do not live in
Antarctica and some oceanic islands.

9. Habitat

10. Eating
• Frogs is carnivores
• frogs have teeth used to grind food ,frogs have
sticky tongue use it to catch food
• ,most eat flies and insects
• Some large frogs eat small mammals ,fishs and
small frogs –very few eat just plants.

11. Movement
• They have number of movements to
adaption with environment such as:
• Climbing
• Jumping
• Walking Running
• Swimming

12. Movement

13. Life cycle
• includes four basic stages , egg tadpole , a
transitional stage , then adult
1-egg most female frogs
lay eggs in early spring
2-tadpole (or polliwog )
3-metamorphosis
4-adult
Captive frogs and toads
com live up to 40 years

14. Life cycle
Tadpole :born with gill like fish ..they can
breath under water ,they had big head large
tail tough life but fast swimmers and Favorite
food to fish and water beetles .

15. Life cycle

16. Camouflage
• Is common in frogs ,most with camouflage
,are nocturnal ,awake at night ,this helps
them hide ,some can change colors.
• Temperature and humidity play a part in
causing color changes.

17. Poison
• Many frogs have toxins so other animals will
not eat them ,they taste bad.
• Some frogs are very poisonous ,they usually
have bright colors ,some frogs get their poison
from the animals they eat .

18. Behavior and communication
• Some are so loud they con be heard a mile
away ,many have deep calls or croaks ,they
call by passing air through their throat ,the
main reason they call is:
1- So males can attract females
2- To guard territory to forecast rain
3- When under stress (if a predator is near)

19. Behavior and communication

20. Behavior and communication
Romantic picture
Protect her
wife from rain .

21. Benefits
• Frogs aid humans in many ways. They control
insect pests in wooded areas, farms, and
gardens, and several species have been
introduced to various parts of the world as
a defense against
undesirable insects.

22. Types
• You may think that all frogs look the same-
ugly and filthy but you will be surprised to
know that this amphibian also has numerous
varieties. In fact, North America alone consists
of over ninety different
species of frogs

23. Types
Bullfrog
Gray tree frog

24. Types
Green tree frog
Amazon Milk Frog

25. Types
Transparencies frog
Moss frog

26. References:
• http://www.naturehaven.com/Frog/frog.html
•Handbook of frogs and toads by albert hazeN

27. Thanks