`̀ENDANGERED aND ENDEMIC

SPECIES

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BIODIVERSITYBIODIVERSITY

BIODIVERSITY:

Biodiversity refers to the variety and variability among all groups of living organisms and the ecosystem complexes in which they occur.

ENDANGERED SPECIESENDANGERED SPECIES

Endangered Species :Endangered Species :

Concept:

The endangered species are those living organisms which are almost on the critical level.

Thousands of species of plants and animals are endangered and the number increases each year.

CHANGING ENVIRONMENT

EXPLOITATION

POLLUTION

CAU

SES

OF

EN

DAN

GER

ED S

PECIE

S

Effects On NatureEffects On Nature

Disruption of food chains and food webs.

Affects national biodiversity.

Ecological Imbalance

Case study for endangered speciesCase study for endangered species

• Kokkare Bellure, Karnataka:

Pelican species – They

need to be preserved

because droppings of

these fish eating birds

are rich in nitrates

which is a good fertilizer

PELICAN

ENDEMIC SPECIESENDEMIC SPECIES

ENDEMIC SPECIESENDEMIC SPECIES

Concept :

The concept of Endemism was first given by CANDOLLE.

When a species is found only in a particular geographical region because of its isolation, soil and climatic conditions, it is said to be endemic.

CAUSES

Narrow ecological amplitude

Geographical barriers.

Poor adaptability.

Changing climatic

conditions.

CASE STUDY FOR ENDEMIC SPECIES CASE STUDY FOR ENDEMIC SPECIES

Mangrove

The Indian Desert:Mangrove Trees –

Mangrove roots provide support to unstable soils and withstand currents and storms.

HOW TO PREVENT THOSE ANIMALS?

HOW TO PREVENT THOSE ANIMALS?

SAY SOME SUGGESTION ….

CONSERVATION TECHNIQUESCONSERVATION TECHNIQUES

The steps for the conservation of the existing species are:

Proper planning and management should be made to preserve wildlife in their habitat (in situ), and in zoos and sanctuaries (ex-situ).

The feeding, breeding and nursing of the species should be safeguarded.

Establishment of sanctuaries and national parks with optimum living conditions is necessary.

Proper legislative and administrative measures should be taken to regulate international trade of the species.

ANY QUESTION

THANK YOU FRIENDS!!