TUNISIA / Tunisie

700, 600: two 2010-11 issues feature (at right) the Tunisian Revolution with an image of M. Bouazizi, and (at left) the 2010 Youth Olympic Games

RWANDA

80fr: this 1985 issue features agricultural production and food storage; Rwanda is one of the densest-populated countries in the world, making food security a high priority

SAO TOME & PRINCIPE

Db10: Collectors know how rare it is to find postally used stamps from Sao Tome, this 1989 issue features local trees, and shows the starfruit or carambola

ZAMBIA

32n: Savannah mammals are featured on this local art set celebrating the Intl. Day of Rights of the Child

SIERRA LEONE

60Le: this stamp was issued as part of a 1990 butterflies definitive set, and features the colorful Violet-washed Charaxes

TOGO

200fr: this recent 2010 issue shows typical rural dwellings; this one pictures a traditional Tamberma house

ZIMBABWE

$20: the striking blue Dissotis flower is pictured on this stamp, from a 1992 native flora issue

UGANDA

Sh. 10: this stamp is from an issue showing birds and flowers; here the Scarlet-chested Sunbird is perched on a crown of thorns twig

UGANDA

Sh. 800 & 1000: two fauna stamps that were issued for the 1992 Earth Summit, featuring the Zebra and Impala, two common savannah denizens

ZAIRE

3z: this stunning large format stamp is from a series showing fauna of Garamba National Park. The Serval is closely related to the African Golden Cat, and is a shy savannah species with long legs relative to its body size.

TRISTAN da CUNHA

50p: this stunning Halley's Comet issue comes from the tiny British Atlantic possession of Tristan da Cunha, home to just 275 and considered the most remote inhabited archipelago on earth, lying 1,750 miles east of South Africa