Results 201 to 210 of about 103,193 (342)

Variability in predator-prey experiments [PDF]

open access: bronze, 1976
Grace M. Buettner, William Siler
openalex   +1 more source

Is cranial anatomy indicative of fossoriality? A case study of the mammaliaform Hadrocodium wui

open access: yesThe Anatomical Record, EarlyView.
Abstract Determining the ecology of fossil species presents considerable challenges due to the often fragmentary preservation of specimens. The mammaliaform Hadrocodium wui from the Jurassic of China is known only from the cranium and mandible but may have had a fossorial lifestyle.
Molly Tumelty, Stephan Lautenschlager
wiley   +1 more source

Are standard aquatic test species and methods adequate surrogates for use in environmental risk assessment of pesticides in tropical environments?

open access: yesIntegrated Environmental Assessment and Management, Volume 19, Issue 1, Page 202-212, January 2023., 2023
Abstract In regulatory risk assessment, surrogate species of fish, aquatic invertebrates, and primary producers are tested to assess toxicity and subsequently the risk of pesticides to freshwater biota. This study evaluates whether the standard, surrogate test species (mostly temperate in latitudinal distribution) used in many parts of the world are ...
Gustavo S. Santos   +5 more
wiley   +1 more source

Variability of jaw muscles in Tunisian street dogs and adaptation to skull shape

open access: yesThe Anatomical Record, EarlyView.
Abstract The impact of artificial selection on the masticatory apparatus of dogs has been poorly studied, and comparative data with dogs subjected to more natural constraints are lacking. This study explores the jaw musculature of Tunisian street dogs, which are largely free from the influence of breed‐specific selection.
Colline Brassard   +3 more
wiley   +1 more source

Fungi stabilize multi‐kingdom community in a high elevation timberline ecosystem

open access: yesiMeta, Volume 1, Issue 4, December 2022., 2022
Multi‐kingdom network construction increased network complexity. Multi‐kingdom network construction increased negative edge proportion. Fungi stabilized multi‐kingdom network structure. Fungi linked above‐ and below‐ground biota at the community level.
Teng Yang   +6 more
wiley   +1 more source

Control of medical digital twins with artificial neural networks. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Böttcher L   +2 more
europepmc   +1 more source

Dietary ecology of Smilodon across time and space: Additional perspectives from Smilodon gracilis and Smilodon fatalis in Florida

open access: yesThe Anatomical Record, EarlyView.
Dental microwear texture analysis of Smilodon samples from Florida's Pleistocene reveals moderate carcass utilization (like modern African lions) across space and time, with more subtle dietary shifts in response to fluctuating climates. Abstract Smilodon, the iconic saber‐toothed cat, was a Pleistocene apex predator comprised of three morphologically ...
Justin Pardo‐Judd, Larisa DeSantis
wiley   +1 more source

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