Behavioral Ecology Blog

Behavioral Ecology, Evolution, Mammalogy, Molecular Biology

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Entries Tagged as 'birds'

Novel Mechanism for sound production in birds.

January 31st, 2008 · 1 Comment

I’d be remiss if I didn’t mention this very nice study by a fellow IB grad student and associate of the MVZ published this month in the Proceedings of the Royal Society London B. It represents the bulk of the dissertation research of Chris Clark, who has studied sound production in The Anna’s Hummingbird.
As [...]

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Tags: Behavioral Ecology · biology · birds · evolution · sexual selection

Resolution to the Lek Paradox??

January 26th, 2008 · No Comments

For the practicing scientist readers. you know that feeling of excitement you get when you read a paper sometimes… That “Holy Shit, this is one of the nicest papers I’ve read in a long time” feeling.. Well hold on, cause if your interested in behavioral ecology, sexual selection, mate choice, birds, biology, ect, this paper [...]

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Tags: Behavioral Ecology · biology · birds · evolution · scientific method

My what long sperm you have

December 23rd, 2007 · 2 Comments

There is a cool paper in Evolution this month that demonstrates the power of natural selection. By Kleven, et. al. “Intraspecific Variation in Sperm Length is Negatively Related to Sperm Competition in Passerine Birds“
Abstract:

Spermatozoa are among the most diversified cells in the animal kingdom, but the underlying evolutionary forces affecting intraspecific variation in sperm morphology [...]

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Tags: Behavioral Ecology · biology · birds · evolution · molecular biology

Duetting birds found to be unfaithful

December 22nd, 2007 · 1 Comment

So I obviously have to cover this story- as it comes from a friend and labmate- Lauryn Benedict.  A Nature News piece just covered the results (published: Benedict, L. Behav. Ecol. Sociobiol. doi: 10.1007/s00265-007-0524-x (2007). ) of a part of her thesis.  Anyway, here is a part of the story!

Birds that sing in harmonious duets [...]

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Tags: Behavioral Ecology · biology · birds · mating system · monogamy

Oekologie #12

December 13th, 2007 · 1 Comment

Welcome everybody to the 12th installment of Oekologie- a blog carnival dedicated to the sciences of ecology and the environment. This months edition is loaded with great posts from a diverse set of bloggers.. So here we go!
Jeremy starts us off with a post that describes the latest scare tactic to be implemented in religious [...]

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Tags: biology · birds · blog carnival · environment

Old Birds and Extrapair Fertalization

September 27th, 2007 · No Comments

Just in case you have always wondered, “old” is not an insult in the bird world… Actually, multiple studies have not shown that old birds have a competitive advantage over younger birds when it comes to extrapair access to fertile females. The latest (and one of the best in my opinion) is a a study [...]

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Tags: Behavioral Ecology · biology · birds · mating system

Tangled Bank #88

September 12th, 2007 · 7 Comments

Welcome to the 88th edition of the Tangled Bank, the best and longest running science blog-carnival out there. For the newbies, we blog about science, casting a wide net over the physical, social, and life sciences. Anybody is welcome to submit, so long as it is about science. This weeks posts come from as [...]

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Tags: Behavioral Ecology · biology · birds · evolution · genetics · infectious disease · molecular biology · parasites

Kin Recognition?

July 16th, 2007 · No Comments

Thanks Anne Marie

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Tags: Behavioral Ecology · biology · birds

Photos From Point Reyes

July 13th, 2007 · 1 Comment

Man, Point Reyes was AWESOME! First, we saw this Black Tailed Deer (Odocoileus hemionus) while walking up to the Lighthouse. I spotted him sitting in the shade, then foraging on some dry grass. He was obviously used to people, as he just continued his business. He was pretty small and thin- maybe its a [...]

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Tags: biology · birds · kids

Flamingos

June 27th, 2007 · No Comments


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Tags: birds