Mount Apo their ascent. Tourism in the region was threatened due to a massive haze engulfing the slopes of the mountain. The mountain later recovered after the government and local stakeholders initiated a holistic recovery plan for the entire national park. The mountain is home to over 272 bird species, 111 of which are endemic to the area. It is also home to one of the world's largest eagles, the critically endangered Philippine eagle, which is the country’s national bird. Lakes – There are four major lakes in Mt. Apo . Popular of these are Lake Agco, used to be called "The
Sigma 150mm f/2.8 APO Macro EX DG HSM lens Sigma 150mm f/2.8 APO Macro EX DG HSM lens The Sigma 150mm 2.8 APO Macro EX DG HSM is a telephoto macro prime lenses made by the Sigma Corporation. The lens is produced for the SA mount, Canon EF mount, Four Thirds System, and the Nikon F-mount varieties; all have the same optical formula. When used on a digital crop body with a field of view compensation factor of 1.6x, such as the Canon EOS 450D, it provides a narrower field of view, equivalent to an 240mm lens mounted on a 35mm frame body. With a 1.5x body such as