infomative

1) WHISK FERN       Class:  Polypodiopsida Order:  Psilotales Scientific name:  Psilotum Kingdom:  Plantae Higher classification:  Psilotaceae Did you know:  There are only two species in Psilotum and a hybrid between the two. ______________________________ Psilotum  is a genus of  fern -like  vascular plants , commonly known as  whisk ferns . It is one of two  genera  in the  family   Psilotaceae , the other being  Tmesipteris . Plants in these two genera were once thought to be descended from the earliest surviving  vascular plants , but more recent phylogenies place them as basal ferns, as a sister group to  Ophioglossales . They lack true roots and leaves, the stems being the organs containing conducting tissue. There are only two species in  Psilotum  and a hybrid between the two. They differ from those in  Tmesipteris  in having ...

1)    BENGAL TIGER       Scientific name:  Panthera tigris        common name:  Tiger Conservation status:  Endangered (Population decreasing)   Encyclopedia of Life Height:  90 – 110 cm (At the withers) Mass:  Male: 220 kg, Female: 140 kg Length:  Male: 2.7 – 3.1 m, Female: 2.4 – 2.6 m Did you know:  The roar of a Bengal tiger can be heard 2 miles away. _____________________________ The  Bengal tiger  is a Panthera   tigris tigris  population native to the  Indian subcontinent . It is threatened by poaching , loss  and fragmentation  of habitat, and was estimated at comprising fewer than 2,500 individuals by 2011. None of the Tiger Conservation Landscapes within its range is considered large enough to support an effective population of more than 250 adult individuals.India 's tiger population was estimated at...