Normally, food webs consist of a number of food chains meshed together. Each food chain is a descriptive diagram including a series of arrows, each pointing from one species to another ...

A food chain shows how energy is passed between plants ... This short film is relevant for teaching science at KS1 in England and Wales, Foundation and KS1 in Northern Ireland and Early and ...

Food chains can be disrupted by outside influences ... This clip will be relevant for teaching science at Key Stage 2 and Key Stage 3 in England, Wales and Northern Ireland or Second/Third Level ...

The study, published in Science of the Total Environment ... deicing salt may not sufficiently protect a vital link in the ...