NEET BIOLOGY

Detailed explanation-1: -He traveled to Brazil and various islands of the Malay Archipelago that make up modern-day Indonesia and the Philippines, where he collected thousands of specimens of insects, birds, and other animals. After four years in Brazil, Wallace fell ill and decided to return home to England.

Detailed explanation-2: -Wallace and Bates arrived at the mouth of the Amazon in Brazil in 1848. Their aim was to investigate the origin of species. They financed the trip by collecting specimens and selling them.

Detailed explanation-3: -Wallace swore never to travel again, but in April 1854 he arrived to Singapore, ready again for an expedition that this time would last for eight years. During this expedition Wallace collected 125.660 specimens of plants and animals and discovered 1.500 new species of insects and birds.

Detailed explanation-4: -Wallace’s collection is made up primarily of insects (of which he obtained nearly 110 000 specimens), birds (8050 specimens), mammals and other vertebrates (410 specimens), marine and land shells (7500 specimens) and plants.

Detailed explanation-5: -Wallace developed some of his most important ideas about natural selection during an eight-year expedition to what was then the Dutch East Indies-modern-day Indonesia-to observe wildlife and collect specimens.