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2. Food chain - Wikipedia

   en.wikipedia.org/wiki/Food_chain

   Food chain in a Swedish lake. Osprey feed on northern pike, which in turn feed on perch which eat bleak which eat crustaceans.. A food chain is a linear network of links in a food web, often starting with an autotroph (such as grass or algae), also called a producer, and typically ending at an apex predator (such as grizzly bears or killer whales), detritivore (such as earthworms and woodlice ...

3. Trophic level - Wikipedia

   en.wikipedia.org/wiki/Trophic_level

   Within a food web, a food chain is a succession of organisms that eat other organisms and may, in turn, be eaten themselves. The trophic level of an organism is the number of steps it is from the start of the chain. A food web starts at trophic level 1 with primary producers such as plants, can move to herbivores at level 2, carnivores at level ...

4. Food - Wikipedia

   en.wikipedia.org/wiki/Food

   Some form symbiotic relationships with other organisms to obtain their nutrients. [31] Bacteria provide a source of food for protozoa, [32] who in turn provide a source of food for other organisms such as small invertebrates. [33] Other organisms that feed on bacteria include nematodes, fan worms, shellfish and a species of snail.

5. List of feeding behaviours - Wikipedia

   en.wikipedia.org/wiki/List_of_feeding_behaviours

   The evolution of feeding is varied with some feeding strategies evolving several times in independent lineages. In terrestrial vertebrates, the earliest forms were large amphibious piscivores 400 million years ago. While amphibians continued to feed on fish and later insects, reptiles began exploring two new food types, other tetrapods ...

6. Template:Fat composition in different foods (table) - Wikipedia

   en.wikipedia.org/wiki/Template:Fat_composition_in...

   Download as PDF; Printable version; In other projects Appearance. move to sidebar hide Food ... Burger, fast food: 36: 44: 6 Cheeseburger, fast food: 43: 40: 7

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