A waterfall
is seen at the end of the rainy season in August, when the water
level finally decreases on the Cano Cristales RIver in the Sierra
de la Macarena in Colombia. It has become covered with a bright
pink endemic aquatic plant, Macarenia Clavigera.

An overhead
view of the Cano Cristales RIver in the Sierra de la Macarena in
Colombia.

At the end of
the rainy season, in August, when the water level finally decreases
the Cano Cristales RIver in the Sierra de la Macarena in Colombia,
becomes covered with a bright pink endemic aquatic plant, Macarenia
Clavigera.

Water falls
into a pit or "kettle" at the end of the rainy season, in August,
when the water level finally decreases, in the Cano Cristales RIver
in the Sierra de la Macarena in Colombia. It has become covered
with a bright pink endemic aquatic plant, Macarenia
Clavigera.

At the end of
the rainy season, in August, when the water level finally decreases
the Cano Cristales RIver in the Sierra de la Macarena in Colombia,
becomes covered with a bright pink endemic aquatic plant, Macarenia
Clavigera.

Macarenia
clavigera, the endemic aquatic plant that grows in the Cano
Cristales RIver in Colombia becomes red when the water level drops,
and when the current is not too strong. These pigments protect it
from solar radiation.

A waterfall
is seen in the distance on the Cano Cristales RIver in the Sierra
de la Macarena in Colombia. It has become covered with a bright
pink endemic aquatic plant, Macarenia



