No.	Website	Description
1	National Geographic – Animals	One of the best-known sources for animal, wildlife, habitat, conservation, photography, and nature stories.
2	World Wildlife Fund (WWF)	Major global conservation organization covering endangered species, forests, oceans, climate, and wildlife protection.
3	IUCN	International organization working on biodiversity conservation, ecosystems, species protection, and environmental policy.
4	IUCN Red List	Essential database for information about the conservation status and threats facing thousands of animal, plant, and fungal species.
5	Smithsonian National Zoo	Offers animal information, conservation research, educational resources, animal webcams, and species profiles. The zoo maintains information on hundreds of animals. (National Zoo)
6	Smithsonian – Animals & Ecosystems	Smithsonian resources covering animal research, ecosystems, biodiversity, conservation, and natural history. (Smithsonian Institution)
7	Animal Diversity Web	University-based resource containing natural-history, classification, distribution, behavior, and conservation information about thousands of animal species.
8	Encyclopedia of Life	Global biodiversity resource providing information about species and the diversity of life on Earth.
9	iNaturalist	Community-powered biodiversity platform where people photograph and identify animals, plants, fungi, and other organisms while contributing observations to scientific research. (iNaturalist)
10	Global Biodiversity Information Facility (GBIF)	International biodiversity data infrastructure providing open access to huge amounts of information about life on Earth.
11	eBird	Cornell Lab’s worldwide bird-observation platform, allowing birdwatchers to record sightings and researchers to use the resulting biodiversity data. (Wikipedia)
12	All About Birds	Cornell Lab of Ornithology’s excellent educational guide to North American birds, including identification, behavior, sounds, range maps, and photographs.
13	Cornell Lab of Ornithology	Leading institution for bird research, conservation, education, bird identification, and citizen science.
14	BirdLife International	Global partnership dedicated to bird conservation, habitats, threatened species, and biodiversity protection.
15	Audubon	Major bird conservation organization offering bird identification, conservation information, photography, and educational resources.
16	Merlin Bird ID	Bird-identification tool from the Cornell Lab that helps users identify birds from photographs, descriptions, and sounds.
17	Macaulay Library	One of the world’s major scientific collections of wildlife photographs, videos, and animal sounds.
18	ARKive	Wildlife-focused educational resource featuring photographs and information about animals, plants, and conservation.
19	San Diego Zoo Wildlife Alliance	Major wildlife conservation organization with extensive animal information, conservation projects, education, and research.
20	San Diego Zoo	Extensive animal database featuring species profiles, facts, habitats, behaviors, conservation information, photos, and videos.
21	National Wildlife Federation	Provides wildlife, habitat, environmental education, conservation, and nature resources.
22	Wildlife Conservation Society	Global conservation organization working to protect wildlife and wild places through science and field programs.
23	African Wildlife Foundation	Focuses on African wildlife conservation, protected areas, communities, and endangered species.
24	Save the Rhino International	Conservation organization dedicated to protecting rhinos and their habitats.
25	Panthera	Organization dedicated specifically to the conservation of the world’s wild cats and their ecosystems.
26	Snow Leopard Trust	Dedicated to snow leopard conservation, research, habitat protection, and community-based conservation.
27	International Rhino Foundation	Works internationally to protect rhinos and support conservation programs.
28	Oceana	Major organization focused on protecting oceans and marine wildlife through conservation and policy work.
29	Ocean Conservancy	Provides information and campaigns concerning oceans, marine ecosystems, plastic pollution, and marine wildlife.
30	Monterey Bay Aquarium	Excellent educational resource covering marine animals, ocean ecosystems, conservation, and ocean science.
31	NOAA Ocean Service	U.S. government resource covering oceans, marine ecosystems, coastal environments, and marine science.
32	National Ocean Service – Marine Life	Educational materials about marine ecosystems, ocean science, and marine organisms.
33	Ocean Biodiversity Information System (OBIS)	Global database providing information and data about marine biodiversity and species distributions.
34	Map of Life	Biodiversity platform providing information, maps, and tools for understanding species distributions around the world.
35	Species 2000	International initiative supporting a comprehensive catalogue of the world’s known species.
36	Catalogue of Life	One of the most important online references for scientific names and classification of species.
37	Observation.org	Biodiversity observation platform where users record and identify animals, plants, fungi, and other organisms.
38	NatureServe	Provides biodiversity information, conservation science, and species and ecosystem data, particularly for the Americas.
39	Xeno-canto	Large international collection of bird sounds, useful for bird identification, research, and education.
40	FrogID	Australian citizen-science project focused on identifying and documenting frogs through their calls.
41	AmphibiaWeb	Information resource dedicated to amphibians, including frogs, salamanders, conservation status, and species biology.
42	Reptile Database	Scientific database containing taxonomic and classification information about reptiles.
43	FishBase	Comprehensive scientific database containing information about fish species, distribution, biology, ecology, and taxonomy.
44	Mammal Diversity Database	Scientific resource documenting mammal species, taxonomy, classification, and diversity.
45	Bat Conservation International	Dedicated to bat conservation, research, education, and protection of bat habitats.
46	International Union for Conservation of Nature Species Survival Commission	Network of experts working on species conservation, assessments, research, and recovery.
47	Rainforest Alliance	Works to protect forests, biodiversity, sustainable agriculture, and communities.
48	Rainforest Trust	Protects threatened tropical forests and habitats through conservation projects around the world.
49	Wildlife Trusts	UK-wide network working to protect wildlife, habitats, and local nature.
50	The Nature Conservancy	One of the world’s major conservation organizations, working on land, freshwater, oceans, climate, and biodiversity.

🇮🇳 Important Animal & Nature Websites for India

Website	Description
India Biodiversity Portal	Major Indian biodiversity information and citizen-science platform covering India’s plants, animals, ecosystems, and biodiversity observations.
Wildlife Institute of India	India’s premier institution for wildlife research, conservation science, training, and education.
National Biodiversity Authority of India	Government body concerned with India’s biodiversity conservation and sustainable use of biological resources.
Ministry of Environment, Forest and Climate Change	India’s central government ministry responsible for environmental protection, forests, wildlife, and biodiversity policy.
Wildlife SOS	Indian organization working to rescue and rehabilitate wildlife and protect threatened species and habitats.
WWF-India	Indian conservation organization working on wildlife, forests, freshwater, oceans, climate, and sustainable development.
Nature inFocus	Indian nature and wildlife platform featuring wildlife photography, conservation stories, natural history, and environmental journalism.
Sálim Ali Centre for Ornithology and Natural History	Indian research institution specializing in ornithology, biodiversity, ecology, and conservation.
BNHS India	Bombay Natural History Society, one of India’s oldest organizations devoted to natural history, birds, wildlife, research, and conservation.
SeasonWatch	Indian citizen-science initiative documenting seasonal changes in trees and plants across India.

⭐ Best Websites for Different Purposes

For general animal information

• National Geographic
• Smithsonian
• Animal Diversity Web
• Encyclopedia of Life
• San Diego Zoo

For scientific species information

• IUCN Red List
• Catalogue of Life
• GBIF
• Animal Diversity Web
• FishBase
• Mammal Diversity Database

For identifying animals and plants

• iNaturalist
• Observation.org
• Merlin Bird ID
• eBird

For birds

• Cornell Lab of Ornithology
• eBird
• All About Birds
• BirdLife International
• Audubon
• Macaulay Library
• Xeno-canto

For conservation

• WWF
• IUCN
• Wildlife Conservation Society
• The Nature Conservancy
• Panthera
• Rainforest Trust

For marine life

• Oceana
• Ocean Conservancy
• Monterey Bay Aquarium
• NOAA Ocean Service
• OBIS

For Indian wildlife and biodiversity

• India Biodiversity Portal
• Wildlife Institute of India
• BNHS
• Sálim Ali Centre
• WWF-India
• Wildlife SOS