Category Archives: NatNotes

Weather and wildlife

Weather conditions have a variety of impacts on wildlife. Colder-than-usual temperatures can increase mortality rates during the winter months. Warmer-than-usual temperatures affect the migration timing of songbirds and waterfowl. Drought often limits food resources that are available to wildlife, while abundant precipitation may supply a bountiful feast of lush vegetation and numerous insects. The recent NOAA predictions give a head’s up that warm temperatures are likely for the next three months. What does this mean for wildlife management? Watch for young animals to be born or hatched earlier… Read More →

Native, invasive, or both?

If you read this week’s NatNews, you may have noticed that I called brown-headed cowbirds (Molothrus ater) a “native invasive” species. This phrase may seem contradictory, so in this post I will clarify the use of the terms native, exotic, and invasive. A native species has historically occurred in a given area. For example, white-tailed deer are native to Texas. A non-native, or exotic, species has been introduced to an area, intentionally or unintentionally, by humans. Axis deer are an exotic species in Texas. Introduced¬†is another term for… Read More →