Tiêu đề Part 6 Frog.pdf ✅

✓ Rana tigrina is the most common species of frog ✓ They are poikilotherms or cold blooded ✓ Frog is almost cosmopolitan nearby watery areas ✓ Frogs use camouflage to avoid predators ✓ The summer sleep of the frog is known as aestivation ✓ The winter sleep of the frog is known as hibernation ✓ The sound made by the male frog during breeding season is called croaking. It is a call for mating Kingdom Animalia Phylum Chordata Class Amphibia Genus Rana Species tigrina
✓ Size varies from 18 to 20cm in length and 5 to 8cm in width ✓ Body of frog is adapted for burrowing, jumping and swimming ✓ The frog never drinks water but absorb it through the skin ✓ The body of the frog is divided into head and trunk ✓ Both neck and tail are absent