- Biodiversity Lao Peoples Democratic Republic | Interactive . . .
With between 8,000 and 11,000 species of flowering plants, 166 species of reptiles and amphibians, 700 species of birds, 90 known species of bats, 500 species of fish, and 100 species of mammals, Laos is one of the most biodiverse places in the world, with on-going discoveries of new species
- Bird specimen number linked with species trait and climate . . .
Previous studies indicated that the total number of bird specimens in the world systematic collections surpassesed 9 × 10 6 (Remsen, 1995; Peterson et al , 1998) If this number was evenly among species, approximately 1000 specimens would exist for each of the 9600 bird species in the world (Peterson et al , 1998) However, despite the record
- State of the Worlds Birds 2024 Annual Update
Among the species moved to higher threat categories were several island endemics suffering the impacts of invasive species Two of Hawaii’s honeycreepers—Anianiau Magumma parva and Kauai Amakihi Chlorodrepanis stejnegeri—moved from Vulnerable to Endangered following estimated population declines of more than 60% during 2008–2018, largely as a result of avian malaria carried by
- Mammals Portal | Britannica
Although prominent in many species, it is not a universal feature In some species the nipples are fully exposed or are bounded by mere remnants of a pouch The young remain firmly attached to the milk-giving teats for a period corresponding roughly to the latter part of development of the fetus in the womb of a placental mammal (eutherian)
- Ecology Chapter 26 Flashcards - Quizlet
Study with Quizlet and memorize flashcards containing terms like Over the past 600 million years, the overall trend in the number of species has been _____ , A mass extinction of large mammals occurred during the _____ epoch , As latitude increases, the number of terrestrial species _____ and more
- Paternal care and litter size coevolution in mammals
Coevolution between male care that includes provisioning and large litter size relative to teat number in mammals Species with large litters relative to teat number are identified in relation to the ‘one half rule’, with offspring to teat ratios of 0 55 or above (see main text for further details)
- One in eight of all bird species is threatened with global . . .
The 2022 global Red List assessments for birds show that 1,400 species are considered threatened This equates to 12 8% of all extant, data sufficient bird species, or just over one in eight A further 991 species are categorised as Near Threatened, meaning that they approach the threshold for qualifying as globally threatened Over one-fifth of the world’s birds (21 8%) can therefore be
|