Farnaz Heidari

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کل اخبار:15

  • Roudsar Persian leopard in torment 2017/02/13

    By Farnaz Heidari

    Roudsar Persian leopard in torment

    People exert noticeable impacts on biodiversity in several ways. As long as there are greedy and uncaring people, there will be change in relative abundance of species. Namely hunting is estimated to have caused 33% of the extinctions of mammals.

  • wetland 2017-02-06 09:56

    By Farnaz Heidari

    When we can say a wetland is dead?

    Wetlands include salt marshes, swamps, bogs, prairie potholes and vernal pools (shallow depressions that hold water at certain times of the year). Their common feature is that they are saturated with water seasonally and therefore have a particular type of vegetation and soil.

  • lizard 2017-02-05 20:37

    By Farnaz Heidari

    Mistery of lizards

    Southwestern Kermanshah, Ilam, Khuzestan, Lorestan, and Bushehr provinces are considered as the geographic range of Mesopotamian spiny-tailed lizard in Iran.

  • white tiger 2017/01/30

    By Farnaz Heidari

    White tigers attraction

    Tigers used to occur in Asia as far west as Turkey, and isolated populations developed into different subspecies. The subspecies of tigers consist of Bengal tiger (Indian), South China tiger, Malayan tiger, Indochinese tiger, Sumatran tiger, Siberian tiger (Amur), Bali tiger, Javan tiger, and Caspian tiger (Hyrcanian). The last three subspecies are extinct. Along with the Bengal tiger, the white tiger is considered to be the second largest tiger in the world after the Siberian tiger. But what is the white tiger?

  • Photo by Ada Natoli 2017-01-22 18:49

    By Farnaz Heidari

    Dolphins, the most appreciated marine mammals in Persian Gulf

    The dolphins are highly social, intelligent animals. They form close, cooperative “friendships” with each other, and some individuals will even seek out human contact.

  • A wetland in Iraq 2017-01-16 09:23

    By Farnaz Heidari

    ‘Eden Again’, a project to promote the restoration of the Mesopotamian Marshlands

    Lands covered temporarily or permanently by water (except for lakes, reservoirs, and streams) and located away from coastal areas are called inland wetlands. They include marshes, prairie potholes (depressions carved out by glaciers), swamps (dominated by trees and shrubs), mud flats, flood-plains, bogs (rain-fed, peat-rich areas), wet meadows, and the wet arctic tundra in summer. Some wetlands are huge, others are small.

  • Caspian Red deer 2017-01-09 15:41

    By Farnaz Heidari

    Compete by antlers

    Caspian Red deer or Maral is a famous subspecies of Red Deer. This subspecies is native in Caspian Sea and Caucasus Mountains. Once found throughout the forested areas of the Alborz and much of the Zagros (the last survivors were seen in the Arasbaran area about 50 years ago) and is now found only in the Caspian Region, particularly to the east in the Dodangeh Wildlife Refuge and Golestan National Park.

  • Robert Baldwin 2017-01-02 09:30

    By Farnaz Heidari

    How much we know about cetaceans of Persian Gulf and Gulf of Oman?

    Unlike whales which are currently extremely rare cetaceans were abundant in the Persian Gulf. Some anecdotal reports of stranded whales have been received, usually without an identification of the species.

  • African Crown Crane 2016-12-26 09:38

    By Farnaz Heidari

    A living fossil at Tehran Zoo

    With its large yellow crown, Grey Crowned Crane has an odd charm of its own.

  • Black Kite 2016-12-19 09:06

    By Farnaz Heidari

    Black Kite, the most abundant raptor

    Which characteristics make a bird of prey? Exceptional eyesight capable of spotting prey many kilometers away is the most important sense used by birds of prey.

  • Asiatic cheetah 1 2016-12-04 08:36

    By Farnaz Heidari

    December 4 marking Intl. Cheetah Day: World’s fastest land animal is racing against extinction

    Cheetah is world’s fastest land animal over short distances and also the most ancient of all the big cats. Years of persecution have made it one of the world’s most vulnerable big cats.

  • Matěj Lövy 2016-11-20 16:57

    By Farnaz Heidari

    Secrets of long-eared owls in urban environments

    Of the eight commoner species of typical owls in Iran, five are residents, one is a common summer visitor (European scops owl or Otus scops) and two are mainly or wholly winter visitors (long-eared owl and short-eared owl).

  • environment 2016/11/08

    By Farnaz Heidari

    Zaitunia vahabzadehi, a real Persian tale

    Each known species on the Earth has a specific name which is called the “scientific name” of that species. Scientific names normally have two parts and in some cases, three. These names are considered as common points which allow scientists or even public throughout the world to talk precisely about their determined species of plants or animals.

  • Hanyeh Ghaffari 2016-10-31 14:46

    By Farnaz Heidari

    Will extinction vortex swallow the Euphrates softshell turtle?

    Counting how many species live on Earth is a difficult challenge. The researchers estimated that there exist possibly between five million to one trillion species out there. About 1.7 million of these have been described by taxonomists which constitutes to only 13% of the whole species.

  • 12 Bird-Heidari (2).jpg 2016-09-04 19:21

    Enthusiast birdwatcher gives his painted birds “personal expression”

    By Farnaz Heidari

    Lars Jonsson is widely regarded as one of the greatest bird artists of all time--no other painter of his generation captures the true look and feel of birds in the wild so beautifully. He has also great paintings of birds of Iran.