Why Collect Insects?

Why Collect Retrospective Data ?

Suicide guns: why collect this information?

Suicide guns: why collect this information? Firearm suicide is a worldwide problem. The majority of firearm deaths in many countries are suicides (including and the United States). 1 2 In the United States, over half of suicides are committed with firearms. 1 2 However, we know much more about the characteristics of suicide victims than we do about the firearms that they use. Although often ove...

Why collect individual-level vaccination data?

How To Collect and Preserve Insects for Study

The equipment used in collecting insects is simple and inexpensive. The average collector usually will need only a few items : Nets, killing bottles, suction bottle, tweezers, scissors, small brushes, and insect pins. Many collectors prefer to make most of their own equipment even though most items may be purchased from commercial supply companies. The insect net is essentially a cloth bag hung...

How and why do insects migrate?

Countless numbers of insects migrate within and between continents every year, and yet we know very little about the ultimate reasons and proximate mechanisms that would explain these mass movements. Here we suggest that perhaps the most important reason for insects to migrate is to hedge their reproductive bets. By spreading their breeding efforts in space and time, insects distribute their of...