Search Results - "Lightfoot, David C."

A new species of tree cricket (Orthoptera, Gryllidae, Oecanthinae) from Chihuahuan Desert gypsum dunes in the United States and a key to the nigricornis species group by Collins, Nancy, Lightfoot, David C.

“…A new species of tree crickets, Oecanthus beameri sp. nov., is described from the gypsum dunes of White Sands National Park in New Mexico, United States. The…”
Get full text

The Lepidoptera of Cuatrociénegas Protected Area 1. A new species in the genus Callistege Hübner, [1823] (Erebidae, Erebinae, Euclidiini) from the Chihuahuan Desert, Coahuila, Mexico by Homziak, Nicholas T, Lightfoot, David C, Metzler, Eric H, Miller, Kelly B

“…A new species of Callistege Hübner, [1823] (Lepidoptera, Erebidae, Erebinae, Euclidiini) is described from Cuatrociénegas Protected Area and Biosphere Preserve…”
Get full text

The effects of livestock grazing and climate variation on vegetation and grasshopper communities in the northern Chihuahuan Desert by Lightfoot, David C.

“…Grasshoppers are important herbivores of North American semi-arid grasslands and shrublands, and vegetation and climate are key factors controlling their…”
Get full text

Interactive effects of keystone rodents on the structure of desert grassland arthropod communities by D Davidson, Ana, C Lightfoot, David

“…Original Abstract: Certain species play particularly large roles in ecosystems, and are often referred to as keystones. However, little is known about the…”
Get full text

Effects of multiple mammalian herbivores and climate on grassland-shrubland transitions in the Chihuahuan Desert by Andreoni, Kieran J, Bestelmeyer, Brandon T, Lightfoot, David C, Schooley, Robert L

“…The replacement of grasses by shrubs or bare ground (xerification) is a primary form of landscape change in drylands globally with consequences for ecosystem…”
Get full text

Climate mediates long‐term impacts of rodent exclusion on desert plant communities by Maron, John L., Lightfoot, David C., Rodriguez‐Cabal, Mariano A., Collins, Scott L., Rudgers, Jennifer A.

“…Determining how climate affects biotic interactions can improve understanding of drivers of context‐dependence and inform predictions of how interactions may…”
Get full text

Declines in rodent abundance and diversity track regional climate variability in North American drylands by Cárdenas, Pablo A., Christensen, Erica, Ernest, S. K. Morgan, Lightfoot, David C., Schooley, Robert L., Stapp, Paul, Rudgers, Jennifer A.

“…Regional long‐term monitoring can enhance the detection of biodiversity declines associated with climate change, improving future projections by reducing…”
Get full text

Aboveground net primary production dynamics in a northern Chihuahuan Desert ecosystem by Muldavin, Esteban H, Moore, Douglas I, Collins, Scott L, Wetherill, Karen R, Lightfoot, David C

“…Aboveground net primary production (ANPP) dynamics are a key element in the understanding of ecosystem processes. For semiarid environments, the pulse-reserve…”
Get full text

Reintroducing a keystone burrowing rodent to restore an arid North American grassland: challenges and successes by Davidson, Ana D., Hunter, Elizabeth A., Erz, Jon, Lightfoot, David C., McCarthy, Aliya M., Mueller, Jennifer K., Shoemaker, Kevin T.

“…Prairie dogs (Cynomys spp.) are important ecosystem engineers in North America's central grasslands, and are a key prey base for numerous predators. Prairie…”
Get full text

Studies of insect temporal trends must account for the complex sampling histories inherent to many long-term monitoring efforts by Welti, Ellen A. R., Joern, Anthony, Ellison, Aaron M., Lightfoot, David C., Record, Sydne, Rodenhouse, Nicholas, Stanley, Emily H., Kaspari, Michael

Get full text

A revision of the shield-back katydid genus Neduba (Orthoptera: Tettigoniidae: Tettigoniinae: Nedubini) by Cole, Jeffrey A, Weissman, David B, Lightfoot, David C, Ueshima, Norihiro, Warchałowska-Śliwa, Elżbieta, Maryańska-Nadachowska, Anna, Chatfield-Taylor, Will

“…The Nearctic shield-back katydid genus Neduba is revised. Species boundaries were demarcated by molecular phylogenetic analysis, morphology, quantitative…”
Get more information

Interactive effects of keystone rodents on the structure of desert grassland arthropod communities by Davidson, Ana D., Lightfoot, David C.

“…Certain species play particularly large roles in ecosystems, and are often referred to as keystones. However, little is known about the interactive effects of…”
Get full text

Rapid response of a grassland ecosystem to an experimental manipulation of a keystone rodent and domestic livestock by Davidson, Ana D, Ponce, Eduardo, Lightfoot, David C, Fredrickson, Ed L, Brown, James H, Cruzado, Juan, Brantley, Sandra L, Sierra-Corona, Rodrigo, List, Rurik, Toledo, David, Ceballos, Gerardo

“…Megaherbivores and small burrowing mammals commonly coexist and play important functional roles in grassland ecosystems worldwide. The interactive effects of…”
Get full text

Keystone rodent interactions: prairie dogs and kangaroo rats structure the biotic composition of a desertified grassland by Davidson, Ana D., Lightfoot, David C.

“…Understanding the interactive effects of multiple keystone species where they co-occur may have important consequences for regional biodiversity. Additionally,…”
Get full text

Bottom-up regulation of desert grassland and shrubland rodent communities: implications of species-specific reproductive potentials by Lightfoot, David C., Davidson, Ana D., Parker, Dara G., Hernández, Lucina, Laundré, John W.

“…We conducted an 11-year comparative study on temporal variation in rodent density, biomass, and species composition dynamics from adjacent grassland and…”
Get full text

Short-Term Effects of a Summer Wildfire on a Desert Grassland Arthropod Community in New Mexico by Parmenter, Robert R, Kreutzian, Melissa, Moore, Douglas I, Lightfoot, David C

“…Surface-active arthropods were sampled after a lightning-caused wildfire in desert grassland habitat on the Sevilleta National Wildlife Refuge, Socorro County,…”
Get full text

Rabbit Abundance Relative to Rainfall and Plant Production in Northern Chihuahuan Desert Grassland and Shrubland Habitats by Lightfoot, David C., Davidson, Ana D., McGlone, Christopher M., Parker, Dara G.

“…Rabbit abundance patterns in the North American Southwest are poorly known, particularly relative to the potentially important influences of rainfall and plant…”
Get full text

Coyote diets in the Chihuahuan Desert, more evidence for optimal foraging by Hernández, Lucina, Parmenter, Robert R., Dewitt, John W., Lightfoot, David C., Laundré, John W.

“…With 7 years data on coyote prey use and availability, we tested three predictions based on optimal foraging: (1) the proportion eaten of the most profitable…”
Get full text

Variation in insect densities on desert creosotebush: is nitrogen a factor? by Lightfoot, David C., Whitford, Walter G.

“…A field experiment was conducted to assess the effects of nitrogen and water on the densities and taxonomic and trophic compositions of arthropods on the…”
Get full text

Pollination ecology of Yucca elata: an experimental study of a mutualistic association by James, C.D, Hoffman, M.T, Lightfoot, D.C, Forbes, G.S, Whitford, W.G

“…The pollination biology of a population of 250 Yucca elata (Liliaceae) plants was studied in southern New Mexico. Yucca elata and the prodoxid yucca moth…”
Get full text