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Penguins are notable for being the only birds (as well as animals in general) with both webbed feet and flippers (they have 2 each). The webbed or palmated feet of birds can be categorized into several types: Palmate: only the anterior digits (2–4) are joined by webbing.
In 1991 the Natural History Museum returned the works to the Society for valuation, and on 20 October 1993 the Society offered them for sale by auction at Sotheby's in London, where they were acquired by Goh Geok Khim, founder of the brokerage firm GK Goh, for S$3 million. Goh donated the drawings to the National Museum of Singapore in 1995.
Most birds have four toes, typically three facing forward and one pointing backward. [7] [10] [8] In a typical perching bird, they consist respectively of 3, 4, 5 and 2 phalanges. [2] Some birds, like the sanderling, have only the forward-facing toes; these are called tridactyl feet while the ostrich have only two toes (didactyl feet).
The shared history of birds and dinosaurs is well-established, but exactly how true birds evolved during the Mesozoic is a bit of a mystery. Adding to this conundrum are fossilized footprints of ...
Singapore has about 65 species of mammals, 390 species of birds, 110 species of reptiles, 30 species of amphibians, more than 300 butterfly species, [1] 127 dragonfly species, [2] and over 2,000 recorded species of marine wildlife. [3] [4]
Plate 5 in: Edwards, George (1743) A Natural History Of Uncommon Birds : And Of Some Other Rare and Undescribed Animals, Part I, Printed for the author at the College of Physicians . Downloaded from the Biological Heritage Library website here. The scan was contributed to the BHL by the National Library Board, Singapore. Permission
The palmate newt (Lissotriton helveticus) is a species of newt found in Western Europe, from Great Britain to the northern Iberian Peninsula. It is 5–9.5 cm (2.0–3.7 in) long and olive or brown with some dark spots. The underside is yellow to orange, and the throat, unlike in the similar smooth newt, always unspotted. A dark stripe runs ...
Poison Profits. A HuffPost / WNYC investigation into lead contamination in New York City