PARROTS IN THE WILD IN POLISH CITIES.

Parrots in the wild in Polish cities.

Amateur breeding of parrots as pets has contributed to many species being found in areas where they never occurred in the wild, particularly in warmer regions, but also in the temperate climates of North America and Europe.Climate change is likely to exacerbate this process.We hypothesised that parrots occurred in the wild in the cities of Poland,

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Economics of Harmful Invasive Species: A Review

The purpose of this study is to review theoretical and empirical findings in economics with respect to the challenging question of how to manage invasive species.The review revealed a relatively large body of literature on the assessment of damage costs of invasive species; single species and groups of species at different geographical scales.Howev

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