Showing posts with label Habit and habitat. Show all posts
Showing posts with label Habit and habitat. Show all posts

Thursday, March 16, 2017

Frog: Systematic position, Habit and habitat

Systematic Position
Phylum          :            Chordata
Sub-Phylum :              Vertebrata 
Class              :            Amphibia
Order.            :            Anura       
Genus            :            Rana
Species          :            tigrina
New Name    :             Hoplobatracus  tigerinus
Habitat
Frog lives in or near permanent fresh water bodies like lakes, ponds, rivers etc. It lives near water mainly for two reasons:
a) To keep skin moist for cutaneous respiration and
b) To escape away from enemies by jumping in water.
However, during rainy season they are found far away from water bodies.

Habit
Frogs are non-poisonous, harmless and silent animals. It shows following habits;
     a. Resting :- Frog rests on land with its short forelimbs upright and hind-limbs folded as  'Z' i.e. in squatting position.

Monday, March 13, 2017

Earthworm: Systematic position, Habit and Habitat



Systematic Position:
Phylum:-  Annelida
Class:-  Oligochaeta
Order:- Opisthopora
Genus:-  Pheretima
Species:-  posthuma
Common name:- Earthworm
Habit and Habitat:
Earthworm lives inside burrows in moist soil surfaces. They make their burrows