Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1922 1
1996 1
2008 1
2009 2
2010 3
2011 2
2013 1
2014 2
2015 1
2016 1
2017 1
2019 1
2020 2
2021 1
2022 1
2023 1
Text availability
Article attribute
Article type
Publication date

Search Results

17 results
Results by year
Filters applied: . Clear all
Page 1
Global variation in the thermal tolerances of plants.
Lancaster LT, Humphreys AM. Lancaster LT, et al. Among authors: humphreys am. Proc Natl Acad Sci U S A. 2020 Jun 16;117(24):13580-13587. doi: 10.1073/pnas.1918162117. Epub 2020 Jun 1. Proc Natl Acad Sci U S A. 2020. PMID: 32482870 Free PMC article.
The evolutionary reality of higher taxa in mammals.
Humphreys AM, Barraclough TG. Humphreys AM, et al. Proc Biol Sci. 2014 Apr 2;281(1783):20132750. doi: 10.1098/rspb.2013.2750. Print 2014 May 22. Proc Biol Sci. 2014. PMID: 24695424 Free PMC article.
Pollinator adaptation and the evolution of floral nectar sugar composition.
Abrahamczyk S, Kessler M, Hanley D, Karger DN, Müller MP, Knauer AC, Keller F, Schwerdtfeger M, Humphreys AM. Abrahamczyk S, et al. Among authors: humphreys am. J Evol Biol. 2017 Jan;30(1):112-127. doi: 10.1111/jeb.12991. Epub 2016 Nov 14. J Evol Biol. 2017. PMID: 27747987 Free article.
Humphreys AM. Humphreys AM. Science. 1922 Aug 11;56(1441):160-1. doi: 10.1126/science.56.1441.160. Science. 1922. PMID: 17733408 No abstract available.
17 results