Results 161 to 170 of about 45,124 (291)

Birds That Don't Exist: Niche Pre‐Emption as a Constraint on Morphological Evolution in the Passeroidea

open access: yesEcology Letters, Volume 29, Issue 2, February 2026.
We use topological data analysis to reveal a persistent morphological gap in a major group of songbirds (superfamily Passeroidea). The gap remained unoccupied for millions of years, even though nearby morphologies are common and the same body form exists in other groups of birds.
Stephanie Y. Chia   +4 more
wiley   +1 more source

Bipedalism or bipedalisms: The os coxae of StW 573

open access: yesJournal of Anatomy, Volume 248, Issue 2, Page 163-183, February 2026.
There has been a long debate about the possibility of multiple contemporaneous species of Australopithecus in both eastern and southern Africa, potentially exhibiting different forms of bipedal locomotion. Here, we describe the previously unreported morphology of the os coxae in the 3.67 Ma Australopithecus prometheus StW 573 from Sterkfontein Member 2
Robin Crompton   +15 more
wiley   +1 more source

The Global Stratotype Section and Point (GSSP) of the Serravallian Stage (Middle Miocene)

open access: hybrid, 2009
F.J. Hilgen   +7 more
openalex   +1 more source

Subcellular preservation in giant ostracod sperm from an early Miocene cave deposit in Australia [PDF]

open access: bronze, 2014
Renate Matzke‐Karasz   +8 more
openalex   +1 more source

Introduction

open access: yes
The Depositional Record, Volume 12, Issue 1, February 2026.
Lee R. Kump   +2 more
wiley   +1 more source

Uniquely human temporal thoughts

open access: yesMind &Language, Volume 41, Issue 1, Page 137-157, February 2026.
Life on Earth will eventually come to an end. The thought expressed in the previous sentence is about a point in time that is not known to the individual entertaining the thought. This paper is concerned with the nature of such temporal thoughts. We propose that the capacity to mentally represent thoughts about non‐specific temporal intervals is a ...
İsa Kerem Bayırlı
wiley   +1 more source

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