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Parental Investment Theory

10,000 Birds

In songbirds, by contrast, both the male and female can contribute equally to the very important job of incubating and protecting the egg. It has been shown that courtship is negatively correlated with abandonment. All the nurturing has to come from mom. Thus, the two types of animals have very different courtship patterns.

Mammals 191
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Urban Ornithology: 150 Years of Birds in New York City–A Book Review

10,000 Birds

The authors’ detailed delineation of problems with the accuracy of NYC breeding bird surveys or with the limits of historical writings may test a reader’s patience. The recommendations will sound familiar to any birder or naturalist who wants to protect and improve her local patch: Immediately shut down cat feeding stations.

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Top 15 OSINT Tools for Business Intelligence

SalesFuel

SpiderFoot gives you a better shot at protecting your organization from malicious attacks. From sifting through abandoned websites to rooting out obscure datasets, it diligently unearths the data that leads you straight to the trail of digital breadcrumbs, phone numbers, and more.