Sun thermal energy travels than water absorbs the heat then it heads to the south then
<h3>prey and its food source</h3>
The presence of a top predator also helps to maintain balance in an ecosystem by influencing the behaviour and movements of its prey through the fear of being caught.
<h3>What is Trophic Cascade ?</h3>
trophic cascade, an ecological phenomenon triggered by the addition or removal of top predators and involving reciprocal changes in the relative populations of predator and prey through a food chain
- When a top predator is removed from an ecosystem, a series knock-on effects are felt throughout all the levels in a food web, as each level is regulated by the one above it.
- The results of these trophic cascades can lead to an ecosystem being completely transformed.
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Eliptical (oval shaped), rather than Circular.
Feral rock pigeons were screened for neutralizing antibodies to West Nile virus during late winter/spring and summer of 2002 and 2003. Additionally, virus isolation from serum was attempted from 269 birds collected during peak transmission