The birds have a wavelength range of visible colors differ from insects. The birds have a wide visibility range over, thus making the birds have been seen at more complex than insects.
Birds have wavelengths in the visible color difference from insects. Birds have a wider range of vision. The birds are being seen more complicated insects.
Birds are seen in a different color than the wavelength range of insects. Birds have the wide vision. The birds have been seen more complicated than insects .