Tag Archives: Karst

Dawn Bat (Eonycteris spelaea)

Species: Eonycteris spelaea (Mammalia : Chiroptera)

Known Range: Southeast Asia

Size: (Adult) 40-70 millimeter, length of a forearm

Interviewed: Zubaid Akbar Mukhtar Ahmad, bat scientist (zubaid.akbar[at]gmail.com)

(Photo: Eonycteris spelaea by Juliana Senawi)

“DO YOU like durians? Do you like petai?” These are the questions Zubaid asks when he’s trying to win some supporters for bats.

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Minute Land Snail (Whittenia vermiculum)

Species: Whittenia vermiculum (Gastropoda: Diplommanitidae) *

Known Range: Gunung Rapat limestone hill, Malaysia

Size: (Adult) 1.0 – 1.5 millimeters

Interviewed: Foon Junn Kitt, malacologist

(Photo: Whittenia vermiculum by Foon Junn Kitt)

HOW IS this a snail, and not just a tiny, whitish, swirly plastic tube? Even its species name, vermiculum, means ‘wormy’ in Latin, which aptly describes the snail’s shell.

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Cave Cockroach (Pycnoscelus striatus)

Species: Pycnoscelus striatus (Insecta: Blattodea)

Known Range: Malaysia, Sumatra, the Philippines

Size: (Adult) 15 mm long , ~diameter of 10-sen coin

Interviewed: Dr Lim Teck Wyn, biologist

(Photo: Shaharin Yussof )

“CUTE” IS how Teck Wyn describes the cave cockroach, Pycnoscelus striatus. “The nymphs”—the juvenile stage of cockroaches—“are adorable, scurrying sort of things.”

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Karst Ecosystem

Karst Ecosystem poster - Macaranga

Popularly referred to as limestone (‘batu kapur’), Malaysia’s remarkable karst landscape has been sculpted by centuries of action of water on soft rock. It is also home to unique life-forms and is part of human life. Coming up, we talk to those who know it well to celebrate its myriad facets, in our first ecosystem spotlight.

(Photo: Tower karst of Gunung Rapat, Kinta Valley, reflected in an old mining pond – Cheang Kum Seng)

Rock climbing on limestone (Photo: Chan Yuen Li)

SCALING HEIGHTS: Rock climbing

with Chan Yuen Li
(Photo:
Chan Yuen Li)

Dawn bat (Eonycteris spelaea) live in large roosts in limestone hill caves. One of the largest fruit bats in mainland Southeast Asia, dawn bats pollinate many species of fruit trees, including regional favourites durian and petai. (Photo: Juliana Senawi)

FOR DURIAN LOVERS: Dawn bat (Eonycteris spelaea)

with Zubaid Akbar Mukhtar Ahmad
(Photo: Juliana Senawi)

Karst ecosystem: Land snail (Opisthostoma vermiculum) (Photo: Foon Junn Kit)

FOUR AXES: Minute land snail (Whittenia vermiculum)

with Foon Junn Kit
(Photo: Foon Junn Kit)

KKarst ecosystem: Cave cockroach Pycnoscelus striatus (Photo: Shaharin Yussof)

CAVE TRANSFORMER: Cave cockroach (Pycnoscelus striatus)

with Lim Teck Wyn
(Photo: Shaharin Yussof)

COMING SOON:

Karst ecosystem: Perak Limestone (Photo: Cheang Kum Seng)

LIMESTONE LENSING: Karst photography

with Cheang Kum Seng
(Photo: Cheang Kum Seng)

Species Name 7

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