So telecommunications and broadcasting are moving closer and closer together and getting harder and harder to tell apart. |
Similarly, two strains of tuberculosis, each of which responds to a different antibiotic, can be difficult to tell apart. |
Abundant in their own territories, the two species of millipedes are difficult to tell apart. |
Callistemons and melaleucas are often tricky to tell apart as they are both evergreen trees or shrubs with papery trunks. |
These men, despite unfortunate colouring and flocculence, are easy to tell apart. |
The 21-year-old junior forwards for the Kansas Jayhawks — sometimes called by the pseudo-plural Morii — are difficult to tell apart. |