Glimpses of Our Natural World
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Glimpses of Our Natural World

David Sparks

Various & Sundry

Glimpses of Our Natural World

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Dave's blog - Various & Sundry



October 19, 2017

Pictorial Definition - Somnolent

October 19, 2017/ David Sparks
Pictorial Definition - Somnolent

Pictorial Definition - Somnolent

Sanderling, Bolivar Flats Shorebird Sanctuary, TX

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October 19, 2017/ David Sparks/
October 13, 2017

The Vertical Slit Pupil of Black Skimmers

October 13, 2017/ David Sparks
The Vertical Slit Pupil of Black Skimmers

Unlike any other bird, when Black Skimmers are exposed to bright light the pupil is reduced in size into the form of a  vertical slit.

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October 13, 2017/ David Sparks/
October 07, 2017

Birding during a Denver > Pensacola Trip - Sept. 2017

October 07, 2017/ David Sparks
Birding during a Denver > Pensacola Trip - Sept. 2017

Green Kingfisher, Llano Grande State Park, TX - Sept. 2017

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October 07, 2017/ David Sparks/
August 21, 2017

Three lionesses - Serengeti National Park (Tanzania) - Favorites #6

August 21, 2017/ David Sparks
Three lionesses - Serengeti National Park (Tanzania) - Favorites #6

Three lionesses - Serengeti National Park (Tanzania) - Favorites #6

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August 21, 2017/ David Sparks/
August 12, 2017

Birding Trip Report – SE Texas – April 2017 – Part 1

August 12, 2017/ David Sparks
Birding Trip Report – SE Texas – April 2017 – Part 1

Birding Trip Report - SE Texas - April 2017.  Very enjoyable day despite the (not predicted in long range forecasts) weather that was unfavorable for photography.

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August 12, 2017/ David Sparks/
August 08, 2017

American Redstart - Michigan - May/June 2017

August 08, 2017/ David Sparks
American Redstart - Michigan - May/June 2017

Five images of American Redstarts taken in Michigan in May and June of 2017.

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August 08, 2017/ David Sparks/
August 04, 2017

King Penguin Colonies - South Georgia - Feb. 2008

August 04, 2017/ David Sparks
King Penguin Colonies - South Georgia - Feb. 2008

Seven photos of King Penguin colonies in South Georgia taken on a National Geographic/Lindblad cruise in 2008.

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August 04, 2017/ David Sparks/
August 03, 2017

Small Bird - Long Shadow

August 03, 2017/ David Sparks
Small Bird - Long Shadow

Small bird, long shadow. Snowy Plover, Ft. Pickens FL, June 2010

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August 03, 2017/ David Sparks/
July 30, 2017

Brewster's Warbler - Michigan - 2017

July 30, 2017/ David Sparks
Brewster's Warbler - Michigan - 2017

Four photos of Brewster's Warbler, a hybrid of Blue-winged and Golden-winged Warblers.

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July 30, 2017/ David Sparks/
July 23, 2017

Apparent Diplopia, one bird but two reflections - Favorites #5

July 23, 2017/ David Sparks
Apparent Diplopia, one bird but two reflections - Favorites #5

Apparent Diplopia, one bird but two reflections - Favorites #5 - Three photos.

Diplopia - the simultaneous perception of two images of a single object.

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July 23, 2017/ David Sparks/
July 19, 2017

Lesser Flamingo - Tanzania - 2011

July 19, 2017/ David Sparks
Lesser Flamingo - Tanzania - 2011

Eight photos of Lesser Flamingo taken in 2011 in Tanzania

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July 19, 2017/ David Sparks/
July 14, 2017

Golden-winged Warbler - Michigan - 2017

July 14, 2017/ David Sparks
Golden-winged Warbler - Michigan - 2017

5 photos of Yellow-winged Warbler taken in Michigan in May and June of 2017.

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July 14, 2017/ David Sparks/
Wood Warbler, Golden-winged Warbler
Golden-winged Warbler, Warbler, Birds, Nature Photography, Wildlife
July 11, 2017

Chestnut-sided Warbler - Michigan - 2017

July 11, 2017/ David Sparks
Chestnut-sided Warbler - Michigan - 2017

Seven photos of Chestnut-sided Warblers taken in Michigan in May and June of 2017.

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July 11, 2017/ David Sparks/
July 08, 2017

North Dakota - June 2017 - More Photos

July 08, 2017/ David Sparks
North Dakota - June 2017 - More Photos

Images of Prairie Dog, Ruddy Duck, Upland Sandpiper, Eastern Kingbird and Yellow-headed Blackbird

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July 08, 2017/ David Sparks/
Birds, Nature Photography, Wildlife
Prairie Dog, Ruddy Duck, Upland Sandpiper, Eastern Kingbird, Yellow-headed Blackbird
July 03, 2017

Eared Grebes - North Dakota - June 2017

July 03, 2017/ David Sparks
Eared Grebes - North Dakota - June 2017

Eight images of Eared Grebes acquired on my recent birding trip to North Dakota.

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July 03, 2017/ David Sparks/ /Source
June 29, 2017

Cedar Waxwing and Dicksissel - Dawson, North Dakota - June 2017

June 29, 2017/ David Sparks
Cedar Waxwing and Dicksissel - Dawson, North Dakota - June 2017

 

Five photos of a Cedar Waxwing and one of a Dicksissel taken near Dawson ND in June 2017.

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June 29, 2017/ David Sparks/
June 27, 2017

Western Meadowlark with Catch - Rhame Prairie, North Dakota - June 2017

June 27, 2017/ David Sparks
Western Meadowlark with Catch - Rhame Prairie, North Dakota - June  2017

Two photos

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June 27, 2017/ David Sparks/
Birds, Nature Photography, Wildlife, Icterids
Western Meadowlark, Rhame Prairie, North Dakota
June 16, 2017

Blue-gray Gnatcatcher - Comparison of Breeding and Nonbreeding Plumage

June 16, 2017/ David Sparks
Blue-gray Gnatcatcher - Comparison of Breeding and Nonbreeding Plumage

Blue-gray Gnatcatcher - Comparison of Breeding and Nonbreeding Plumage

Two Photos

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June 16, 2017/ David Sparks/
Birds, Nature Photography, Wildlife
Blue-gray Gnatcatcher
June 12, 2017

Papuan Frogmouth - Cairns Botanical Gardens, Australia - July 2012

June 12, 2017/ David Sparks
Papuan Frogmouth - Cairns Botanical Gardens, Australia - July 2012

Image of a Papuan Frogmouth taken in the Cairns Botanical Gardens (Australia)in 2012

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June 12, 2017/ David Sparks/
June 08, 2017

Elegant Trogon and Wildflowers on a 2010 Trip to California

June 08, 2017/ David Sparks
Elegant Trogon and Wildflowers on a 2010 Trip to California

A brief description of a trip to California in 2010 to photograph wildflowers. A number of stops were made to check out birding hotspots that I had not visited previously. Photos of the rare (in the U.S.) and beautiful Elegant Trogon were obtained in the Patagonia Lake State Park in Arizona.

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June 08, 2017/ David Sparks/
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