Monday, July 28, 2014
Sunday, June 15, 2014
Devil's eyes? No, Nature's eyes - the Eyeshine!
Labels:
Animals,
Eyes,
Eyeshine,
Nature,
Night vision,
Pavement markers,
Retina,
Tapetum lucidum
Sunday, May 18, 2014
Camphor, that lights up bright God's face!
A white round sweet-like substance that smells pleasant and strong to the nose shall attract definitely any child towards it. When it is lighted up, its flame also attracts the child to touch it - but its heat makes the child to retract its hand back! It is our Camphor ('Karpooram' or 'Soodum' in Tamil).
Saturday, April 5, 2014
Switching on life with the Pacemaker!
Recently there was news about an Indian-origin doctor implanting inside heart directly a miniature pacemaker, that is leadless - that too without surgery! Pacemaker is a device that stimulates heart when it fails to beat! Without heart's functioning, there is no life at all; so, this life providing device is much more important than anything else.
Sunday, February 9, 2014
The artist of the soil, the Earthworm!
I had wondered in my childhood about the straight lines found on the muddy soil: it was raining the previous evening; who would have drawn them overnight! As I grew up, I understood who it is: the lines were drawn by worms, the Earthworms! (term and names: Lumbricus terrestris, Rain worm, Night-crawler, Angleworm, 'Munpulu' in Tamil). Though these brownish worms are found in rainy season, their presence in summer can also be inferred by the mud-disrupted lines on the irrigated farm grounds.
Saturday, January 11, 2014
Arrow of the sky, the Asian Palm Swift!
At evenings, whenever I walked on the outskirts of my hometown, I used to see small birds flying on the sky in darts here and there. I had wondered in my school days whether they are insects, bats or birds. These arrow like flying things are only birds known as Asian Palm Swifts (Cypsiurus balasiensis, 'Panaimara ulavaran' in Tamil).
Thursday, November 28, 2013
A pet to man but enemy to snake - the Mongoose!
In my school days, I have heard my elders tell stories about mongoose apart from that popular story, 'Riki-Tikki-Tavi.' One of such stories is here: the mongoose stole daily a hen from the hen house and left out the hen's body after eating its brain! It simply entered into the hen house burrowing down the earth next to the fence!
Wednesday, October 30, 2013
The hero of the night's sky - the Moon!
Mothers introduce our Moon to their children in their infancy itself: as they feed them each day with the dinner food, they point out at the serene moon. In the night's sky the moon is the sole attracting object than anything else. Each night it presents a new shape of its phases, that too at different times! It plays such for the kids, attracting them towards it :)
Thursday, September 19, 2013
Grey bug of moisture - the Woodlouse!
Whenever I get some itchy skin rashes, my mother attributed it to the bite of a bug. Wondering about what it could be, I searched for it near me; but could not find one. One day my mother pointed out to that bug: it was greyish on its back and whitish underneath; its body was segmented; it was about 6mm in length.
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